Home / 74,672,140.20-112,008,210.30-23,559,325.80

Finding the Fourth Proportional to 74,672,140.20, 112,008,210.30 and 23,559,325.80

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Solution

The fourth proportional to 74,672,140.20, 112,008,210.30 and 23,559,325.80 is: 35,338,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,672,140.20 : 112,008,210.30 = 23,559,325.80 : x
  2. Step 2: Convert to fraction form
    74,672,140.20/112,008,210.30 = 23,559,325.80/x
  3. Step 3: Cross multiply
    74,672,140.20x = 112,008,210.30 × 23,559,325.80
  4. Step 4: Simplify right side
    74,672,140.20x = 2,638,837,918,732,616
  5. Step 5: Solve for x
    x = 2,638,837,918,732,616/74,672,140.20
  6. Step 6: Final answer
    x = 35,338,988.70

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.