Home / 9,482,700.38-13,086,149.77-5,131,818.35

Finding the Fourth Proportional to 9,482,700.38, 13,086,149.77 and 5,131,818.35

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Solution

The fourth proportional to 9,482,700.38, 13,086,149.77 and 5,131,818.35 is: 7,081,921.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,700.38 : 13,086,149.77 = 5,131,818.35 : x
  2. Step 2: Convert to fraction form
    9,482,700.38/13,086,149.77 = 5,131,818.35/x
  3. Step 3: Cross multiply
    9,482,700.38x = 13,086,149.77 × 5,131,818.35
  4. Step 4: Simplify right side
    9,482,700.38x = 67,155,743,510,591.37
  5. Step 5: Solve for x
    x = 67,155,743,510,591.37/9,482,700.38
  6. Step 6: Final answer
    x = 7,081,921.91

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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.