Home / 18,728,082.20-28,092,123.30-14,476,554.20

Finding the Fourth Proportional to 18,728,082.20, 28,092,123.30 and 14,476,554.20

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Solution

The fourth proportional to 18,728,082.20, 28,092,123.30 and 14,476,554.20 is: 21,714,831.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,728,082.20 : 28,092,123.30 = 14,476,554.20 : x
  2. Step 2: Convert to fraction form
    18,728,082.20/28,092,123.30 = 14,476,554.20/x
  3. Step 3: Cross multiply
    18,728,082.20x = 28,092,123.30 × 14,476,554.20
  4. Step 4: Simplify right side
    18,728,082.20x = 406,677,145,545,532.88
  5. Step 5: Solve for x
    x = 406,677,145,545,532.88/18,728,082.20
  6. Step 6: Final answer
    x = 21,714,831.30

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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.