Home / 10,856,419.28-16,285,152.64-3,569,717.70

Finding the Fourth Proportional to 10,856,419.28, 16,285,152.64 and 3,569,717.70

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Solution

The fourth proportional to 10,856,419.28, 16,285,152.64 and 3,569,717.70 is: 5,354,748.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856,419.28 : 16,285,152.64 = 3,569,717.70 : x
  2. Step 2: Convert to fraction form
    10,856,419.28/16,285,152.64 = 3,569,717.70/x
  3. Step 3: Cross multiply
    10,856,419.28x = 16,285,152.64 × 3,569,717.70
  4. Step 4: Simplify right side
    10,856,419.28x = 58,133,397,691,741.20
  5. Step 5: Solve for x
    x = 58,133,397,691,741.20/10,856,419.28
  6. Step 6: Final answer
    x = 5,354,748.76

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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.