Home / 7,748,895.92-10,696,400.34-6,656,785.88

Finding the Fourth Proportional to 7,748,895.92, 10,696,400.34 and 6,656,785.88

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Solution

The fourth proportional to 7,748,895.92, 10,696,400.34 and 6,656,785.88 is: 9,188,876.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748,895.92 : 10,696,400.34 = 6,656,785.88 : x
  2. Step 2: Convert to fraction form
    7,748,895.92/10,696,400.34 = 6,656,785.88/x
  3. Step 3: Cross multiply
    7,748,895.92x = 10,696,400.34 × 6,656,785.88
  4. Step 4: Simplify right side
    7,748,895.92x = 71,203,646,750,139.20
  5. Step 5: Solve for x
    x = 71,203,646,750,139.20/7,748,895.92
  6. Step 6: Final answer
    x = 9,188,876.39

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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.