Home / 11,178,045.30-16,767,067.95-9,371,145.90

Finding the Fourth Proportional to 11,178,045.30, 16,767,067.95 and 9,371,145.90

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Solution

The fourth proportional to 11,178,045.30, 16,767,067.95 and 9,371,145.90 is: 14,056,718.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178,045.30 : 16,767,067.95 = 9,371,145.90 : x
  2. Step 2: Convert to fraction form
    11,178,045.30/16,767,067.95 = 9,371,145.90/x
  3. Step 3: Cross multiply
    11,178,045.30x = 16,767,067.95 × 9,371,145.90
  4. Step 4: Simplify right side
    11,178,045.30x = 157,126,640,074,663.91
  5. Step 5: Solve for x
    x = 157,126,640,074,663.91/11,178,045.30
  6. Step 6: Final answer
    x = 14,056,718.85

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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.