Home / 9,186,177.88-12,676,101.51-5,318,960.05

Finding the Fourth Proportional to 9,186,177.88, 12,676,101.51 and 5,318,960.05

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Solution

The fourth proportional to 9,186,177.88, 12,676,101.51 and 5,318,960.05 is: 7,339,687.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186,177.88 : 12,676,101.51 = 5,318,960.05 : x
  2. Step 2: Convert to fraction form
    9,186,177.88/12,676,101.51 = 5,318,960.05/x
  3. Step 3: Cross multiply
    9,186,177.88x = 12,676,101.51 × 5,318,960.05
  4. Step 4: Simplify right side
    9,186,177.88x = 67,423,677,521,434.67
  5. Step 5: Solve for x
    x = 67,423,677,521,434.67/9,186,177.88
  6. Step 6: Final answer
    x = 7,339,687.78

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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.