Home / 10,657,286.17-15,983,518.28-4,894,479.61

Finding the Fourth Proportional to 10,657,286.17, 15,983,518.28 and 4,894,479.61

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Solution

The fourth proportional to 10,657,286.17, 15,983,518.28 and 4,894,479.61 is: 7,340,612.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657,286.17 : 15,983,518.28 = 4,894,479.61 : x
  2. Step 2: Convert to fraction form
    10,657,286.17/15,983,518.28 = 4,894,479.61/x
  3. Step 3: Cross multiply
    10,657,286.17x = 15,983,518.28 × 4,894,479.61
  4. Step 4: Simplify right side
    10,657,286.17x = 78,231,004,253,091.08
  5. Step 5: Solve for x
    x = 78,231,004,253,091.08/10,657,286.17
  6. Step 6: Final answer
    x = 7,340,612.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.