Home / 16,209,890.54-22,369,825.38-8,867,565.86

Finding the Fourth Proportional to 16,209,890.54, 22,369,825.38 and 8,867,565.86

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Solution

The fourth proportional to 16,209,890.54, 22,369,825.38 and 8,867,565.86 is: 12,237,337.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,209,890.54 : 22,369,825.38 = 8,867,565.86 : x
  2. Step 2: Convert to fraction form
    16,209,890.54/22,369,825.38 = 8,867,565.86/x
  3. Step 3: Cross multiply
    16,209,890.54x = 22,369,825.38 × 8,867,565.86
  4. Step 4: Simplify right side
    16,209,890.54x = 198,365,899,755,253.78
  5. Step 5: Solve for x
    x = 198,365,899,755,253.78/16,209,890.54
  6. Step 6: Final answer
    x = 12,237,337.40

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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.