Home / 30,655,656.90-45,975,646.17-9,085,227.30

Finding the Fourth Proportional to 30,655,656.90, 45,975,646.17 and 9,085,227.30

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Solution

The fourth proportional to 30,655,656.90, 45,975,646.17 and 9,085,227.30 is: 13,625,517.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,655,656.90 : 45,975,646.17 = 9,085,227.30 : x
  2. Step 2: Convert to fraction form
    30,655,656.90/45,975,646.17 = 9,085,227.30/x
  3. Step 3: Cross multiply
    30,655,656.90x = 45,975,646.17 × 9,085,227.30
  4. Step 4: Simplify right side
    30,655,656.90x = 417,699,195,718,824.50
  5. Step 5: Solve for x
    x = 417,699,195,718,824.50/30,655,656.90
  6. Step 6: Final answer
    x = 13,625,517.70

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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.