Home / 55,147,500.30-82,721,250.45-14,757,984.30

Finding the Fourth Proportional to 55,147,500.30, 82,721,250.45 and 14,757,984.30

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Solution

The fourth proportional to 55,147,500.30, 82,721,250.45 and 14,757,984.30 is: 22,136,976.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,147,500.30 : 82,721,250.45 = 14,757,984.30 : x
  2. Step 2: Convert to fraction form
    55,147,500.30/82,721,250.45 = 14,757,984.30/x
  3. Step 3: Cross multiply
    55,147,500.30x = 82,721,250.45 × 14,757,984.30
  4. Step 4: Simplify right side
    55,147,500.30x = 1,220,798,915,417,468
  5. Step 5: Solve for x
    x = 1,220,798,915,417,468/55,147,500.30
  6. Step 6: Final answer
    x = 22,136,976.45

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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.