Home / 13,979,688.97-20,970,744.39-4,266,487.19

Finding the Fourth Proportional to 13,979,688.97, 20,970,744.39 and 4,266,487.19

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Solution

The fourth proportional to 13,979,688.97, 20,970,744.39 and 4,266,487.19 is: 6,400,100.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,979,688.97 : 20,970,744.39 = 4,266,487.19 : x
  2. Step 2: Convert to fraction form
    13,979,688.97/20,970,744.39 = 4,266,487.19/x
  3. Step 3: Cross multiply
    13,979,688.97x = 20,970,744.39 × 4,266,487.19
  4. Step 4: Simplify right side
    13,979,688.97x = 89,471,412,304,699.38
  5. Step 5: Solve for x
    x = 89,471,412,304,699.38/13,979,688.97
  6. Step 6: Final answer
    x = 6,400,100.35

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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.