Home / 22,191,708.38-30,625,503.35-12,402,152.28

Finding the Fourth Proportional to 22,191,708.38, 30,625,503.35 and 12,402,152.28

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Solution

The fourth proportional to 22,191,708.38, 30,625,503.35 and 12,402,152.28 is: 17,115,498.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,191,708.38 : 30,625,503.35 = 12,402,152.28 : x
  2. Step 2: Convert to fraction form
    22,191,708.38/30,625,503.35 = 12,402,152.28/x
  3. Step 3: Cross multiply
    22,191,708.38x = 30,625,503.35 × 12,402,152.28
  4. Step 4: Simplify right side
    22,191,708.38x = 379,822,156,198,350.12
  5. Step 5: Solve for x
    x = 379,822,156,198,350.12/22,191,708.38
  6. Step 6: Final answer
    x = 17,115,498.71

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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.