Home / 9,429,385.59-14,207,086.59-8,519,624.78

Finding the Fourth Proportional to 9,429,385.59, 14,207,086.59 and 8,519,624.78

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Solution

The fourth proportional to 9,429,385.59, 14,207,086.59 and 8,519,624.78 is: 12,836,366.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429,385.59 : 14,207,086.59 = 8,519,624.78 : x
  2. Step 2: Convert to fraction form
    9,429,385.59/14,207,086.59 = 8,519,624.78/x
  3. Step 3: Cross multiply
    9,429,385.59x = 14,207,086.59 × 8,519,624.78
  4. Step 4: Simplify right side
    9,429,385.59x = 121,039,046,892,734.27
  5. Step 5: Solve for x
    x = 121,039,046,892,734.27/9,429,385.59
  6. Step 6: Final answer
    x = 12,836,366.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.