Home / 13,719,806.38-20,581,665.52-4,495,805.83

Finding the Fourth Proportional to 13,719,806.38, 20,581,665.52 and 4,495,805.83

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Solution

The fourth proportional to 13,719,806.38, 20,581,665.52 and 4,495,805.83 is: 6,744,349.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,719,806.38 : 20,581,665.52 = 4,495,805.83 : x
  2. Step 2: Convert to fraction form
    13,719,806.38/20,581,665.52 = 4,495,805.83/x
  3. Step 3: Cross multiply
    13,719,806.38x = 20,581,665.52 × 4,495,805.83
  4. Step 4: Simplify right side
    13,719,806.38x = 92,531,171,835,925.98
  5. Step 5: Solve for x
    x = 92,531,171,835,925.98/13,719,806.38
  6. Step 6: Final answer
    x = 6,744,349.68

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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.