Home / 10,787,867.76-16,176,213.86-3,962,678.16

Finding the Fourth Proportional to 10,787,867.76, 16,176,213.86 and 3,962,678.16

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Solution

The fourth proportional to 10,787,867.76, 16,176,213.86 and 3,962,678.16 is: 5,941,964.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787,867.76 : 16,176,213.86 = 3,962,678.16 : x
  2. Step 2: Convert to fraction form
    10,787,867.76/16,176,213.86 = 3,962,678.16/x
  3. Step 3: Cross multiply
    10,787,867.76x = 16,176,213.86 × 3,962,678.16
  4. Step 4: Simplify right side
    10,787,867.76x = 64,101,129,374,511.30
  5. Step 5: Solve for x
    x = 64,101,129,374,511.30/10,787,867.76
  6. Step 6: Final answer
    x = 5,941,964.70

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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.