Home / 31,592,431.12-47,406,132.96-15,418,516.36

Finding the Fourth Proportional to 31,592,431.12, 47,406,132.96 and 15,418,516.36

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Solution

The fourth proportional to 31,592,431.12, 47,406,132.96 and 15,418,516.36 is: 23,136,308.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,592,431.12 : 47,406,132.96 = 15,418,516.36 : x
  2. Step 2: Convert to fraction form
    31,592,431.12/47,406,132.96 = 15,418,516.36/x
  3. Step 3: Cross multiply
    31,592,431.12x = 47,406,132.96 × 15,418,516.36
  4. Step 4: Simplify right side
    31,592,431.12x = 730,932,236,608,095.25
  5. Step 5: Solve for x
    x = 730,932,236,608,095.25/31,592,431.12
  6. Step 6: Final answer
    x = 23,136,308.63

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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.