Home / 10,947,251.20-15,107,946.24-6,363,558.40

Finding the Fourth Proportional to 10,947,251.20, 15,107,946.24 and 6,363,558.40

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Solution

The fourth proportional to 10,947,251.20, 15,107,946.24 and 6,363,558.40 is: 8,782,140.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,947,251.20 : 15,107,946.24 = 6,363,558.40 : x
  2. Step 2: Convert to fraction form
    10,947,251.20/15,107,946.24 = 6,363,558.40/x
  3. Step 3: Cross multiply
    10,947,251.20x = 15,107,946.24 × 6,363,558.40
  4. Step 4: Simplify right side
    10,947,251.20x = 96,140,298,202,300.42
  5. Step 5: Solve for x
    x = 96,140,298,202,300.42/10,947,251.20
  6. Step 6: Final answer
    x = 8,782,140.51

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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.