Home / 28,172,687.40-42,310,352.70-24,645,493.80

Finding the Fourth Proportional to 28,172,687.40, 42,310,352.70 and 24,645,493.80

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Solution

The fourth proportional to 28,172,687.40, 42,310,352.70 and 24,645,493.80 is: 37,013,136.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,172,687.40 : 42,310,352.70 = 24,645,493.80 : x
  2. Step 2: Convert to fraction form
    28,172,687.40/42,310,352.70 = 24,645,493.80/x
  3. Step 3: Cross multiply
    28,172,687.40x = 42,310,352.70 × 24,645,493.80
  4. Step 4: Simplify right side
    28,172,687.40x = 1,042,759,535,143,663.38
  5. Step 5: Solve for x
    x = 1,042,759,535,143,663.38/28,172,687.40
  6. Step 6: Final answer
    x = 37,013,136.88

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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.