Home / 9,946,121.32-13,718,248.77-8,782,514.65

Finding the Fourth Proportional to 9,946,121.32, 13,718,248.77 and 8,782,514.65

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Solution

The fourth proportional to 9,946,121.32, 13,718,248.77 and 8,782,514.65 is: 12,113,337.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,946,121.32 : 13,718,248.77 = 8,782,514.65 : x
  2. Step 2: Convert to fraction form
    9,946,121.32/13,718,248.77 = 8,782,514.65/x
  3. Step 3: Cross multiply
    9,946,121.32x = 13,718,248.77 × 8,782,514.65
  4. Step 4: Simplify right side
    9,946,121.32x = 120,480,720,781,098.02
  5. Step 5: Solve for x
    x = 120,480,720,781,098.02/9,946,121.32
  6. Step 6: Final answer
    x = 12,113,337.13

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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.