Home / 28,869,089.32-43,290,691.24-17,202,962.80

Finding the Fourth Proportional to 28,869,089.32, 43,290,691.24 and 17,202,962.80

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Solution

The fourth proportional to 28,869,089.32, 43,290,691.24 and 17,202,962.80 is: 25,796,731.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,869,089.32 : 43,290,691.24 = 17,202,962.80 : x
  2. Step 2: Convert to fraction form
    28,869,089.32/43,290,691.24 = 17,202,962.80/x
  3. Step 3: Cross multiply
    28,869,089.32x = 43,290,691.24 × 17,202,962.80
  4. Step 4: Simplify right side
    28,869,089.32x = 744,728,150,988,006
  5. Step 5: Solve for x
    x = 744,728,150,988,006/28,869,089.32
  6. Step 6: Final answer
    x = 25,796,731.68

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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.