Home / 14,635,057-20,203,399.20-10,287,869.80

Finding the Fourth Proportional to 14,635,057, 20,203,399.20 and 10,287,869.80

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Solution

The fourth proportional to 14,635,057, 20,203,399.20 and 10,287,869.80 is: 14,202,195.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635,057 : 20,203,399.20 = 10,287,869.80 : x
  2. Step 2: Convert to fraction form
    14,635,057/20,203,399.20 = 10,287,869.80/x
  3. Step 3: Cross multiply
    14,635,057x = 20,203,399.20 × 10,287,869.80
  4. Step 4: Simplify right side
    14,635,057x = 207,849,940,487,024.16
  5. Step 5: Solve for x
    x = 207,849,940,487,024.16/14,635,057
  6. Step 6: Final answer
    x = 14,202,195.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.