Home / 82,767,461.40-124,151,192.10-39,614,452.20

Finding the Fourth Proportional to 82,767,461.40, 124,151,192.10 and 39,614,452.20

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Solution

The fourth proportional to 82,767,461.40, 124,151,192.10 and 39,614,452.20 is: 59,421,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,767,461.40 : 124,151,192.10 = 39,614,452.20 : x
  2. Step 2: Convert to fraction form
    82,767,461.40/124,151,192.10 = 39,614,452.20/x
  3. Step 3: Cross multiply
    82,767,461.40x = 124,151,192.10 × 39,614,452.20
  4. Step 4: Simplify right side
    82,767,461.40x = 4,918,181,465,018,468
  5. Step 5: Solve for x
    x = 4,918,181,465,018,468/82,767,461.40
  6. Step 6: Final answer
    x = 59,421,678.30

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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.