Home / 22,660,062.79-31,270,891.13-12,346,785.85

Finding the Fourth Proportional to 22,660,062.79, 31,270,891.13 and 12,346,785.85

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Solution

The fourth proportional to 22,660,062.79, 31,270,891.13 and 12,346,785.85 is: 17,038,566.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,660,062.79 : 31,270,891.13 = 12,346,785.85 : x
  2. Step 2: Convert to fraction form
    22,660,062.79/31,270,891.13 = 12,346,785.85/x
  3. Step 3: Cross multiply
    22,660,062.79x = 31,270,891.13 × 12,346,785.85
  4. Step 4: Simplify right side
    22,660,062.79x = 386,094,996,120,774.50
  5. Step 5: Solve for x
    x = 386,094,996,120,774.50/22,660,062.79
  6. Step 6: Final answer
    x = 17,038,566.91

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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.