Home / 6,935,999.40-10,403,999.10-5,508,325.80

Finding the Fourth Proportional to 6,935,999.40, 10,403,999.10 and 5,508,325.80

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Solution

The fourth proportional to 6,935,999.40, 10,403,999.10 and 5,508,325.80 is: 8,262,488.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935,999.40 : 10,403,999.10 = 5,508,325.80 : x
  2. Step 2: Convert to fraction form
    6,935,999.40/10,403,999.10 = 5,508,325.80/x
  3. Step 3: Cross multiply
    6,935,999.40x = 10,403,999.10 × 5,508,325.80
  4. Step 4: Simplify right side
    6,935,999.40x = 57,308,616,665,706.77
  5. Step 5: Solve for x
    x = 57,308,616,665,706.77/6,935,999.40
  6. Step 6: Final answer
    x = 8,262,488.70

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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.