Home / 22,710,494.08-31,336,290.18-12,920,366.74

Finding the Fourth Proportional to 22,710,494.08, 31,336,290.18 and 12,920,366.74

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Solution

The fourth proportional to 22,710,494.08, 31,336,290.18 and 12,920,366.74 is: 17,827,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,710,494.08 : 31,336,290.18 = 12,920,366.74 : x
  2. Step 2: Convert to fraction form
    22,710,494.08/31,336,290.18 = 12,920,366.74/x
  3. Step 3: Cross multiply
    22,710,494.08x = 31,336,290.18 × 12,920,366.74
  4. Step 4: Simplify right side
    22,710,494.08x = 404,876,361,396,660.62
  5. Step 5: Solve for x
    x = 404,876,361,396,660.62/22,710,494.08
  6. Step 6: Final answer
    x = 17,827,721.40

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1.5x scale

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.