Home / 14,791,806.20-20,412,300.94-8,265,489.28

Finding the Fourth Proportional to 14,791,806.20, 20,412,300.94 and 8,265,489.28

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Solution

The fourth proportional to 14,791,806.20, 20,412,300.94 and 8,265,489.28 is: 11,406,156.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,791,806.20 : 20,412,300.94 = 8,265,489.28 : x
  2. Step 2: Convert to fraction form
    14,791,806.20/20,412,300.94 = 8,265,489.28/x
  3. Step 3: Cross multiply
    14,791,806.20x = 20,412,300.94 × 8,265,489.28
  4. Step 4: Simplify right side
    14,791,806.20x = 168,717,654,635,551.16
  5. Step 5: Solve for x
    x = 168,717,654,635,551.16/14,791,806.20
  6. Step 6: Final answer
    x = 11,406,156.38

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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.