Home / 19,132,961.34-28,684,286.10-9,543,403.74

Finding the Fourth Proportional to 19,132,961.34, 28,684,286.10 and 9,543,403.74

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Solution

The fourth proportional to 19,132,961.34, 28,684,286.10 and 9,543,403.74 is: 14,307,545.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132,961.34 : 28,684,286.10 = 9,543,403.74 : x
  2. Step 2: Convert to fraction form
    19,132,961.34/28,684,286.10 = 9,543,403.74/x
  3. Step 3: Cross multiply
    19,132,961.34x = 28,684,286.10 × 9,543,403.74
  4. Step 4: Simplify right side
    19,132,961.34x = 273,745,723,245,970.03
  5. Step 5: Solve for x
    x = 273,745,723,245,970.03/19,132,961.34
  6. Step 6: Final answer
    x = 14,307,545.94

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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.