Home / 9,186,170.38-12,676,091.16-5,318,952.55

Finding the Fourth Proportional to 9,186,170.38, 12,676,091.16 and 5,318,952.55

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Solution

The fourth proportional to 9,186,170.38, 12,676,091.16 and 5,318,952.55 is: 7,339,677.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186,170.38 : 12,676,091.16 = 5,318,952.55 : x
  2. Step 2: Convert to fraction form
    9,186,170.38/12,676,091.16 = 5,318,952.55/x
  3. Step 3: Cross multiply
    9,186,170.38x = 12,676,091.16 × 5,318,952.55
  4. Step 4: Simplify right side
    9,186,170.38x = 67,423,527,399,514.45
  5. Step 5: Solve for x
    x = 67,423,527,399,514.45/9,186,170.38
  6. Step 6: Final answer
    x = 7,339,677.43

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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.