Home / 55,850,436.80-83,775,655.20-15,460,920.80

Finding the Fourth Proportional to 55,850,436.80, 83,775,655.20 and 15,460,920.80

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Solution

The fourth proportional to 55,850,436.80, 83,775,655.20 and 15,460,920.80 is: 23,191,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,850,436.80 : 83,775,655.20 = 15,460,920.80 : x
  2. Step 2: Convert to fraction form
    55,850,436.80/83,775,655.20 = 15,460,920.80/x
  3. Step 3: Cross multiply
    55,850,436.80x = 83,775,655.20 × 15,460,920.80
  4. Step 4: Simplify right side
    55,850,436.80x = 1,295,248,770,015,308.25
  5. Step 5: Solve for x
    x = 1,295,248,770,015,308.25/55,850,436.80
  6. Step 6: Final answer
    x = 23,191,381.20

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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.