Home / 7,388,416.52-10,195,918.20-4,125,286.76

Finding the Fourth Proportional to 7,388,416.52, 10,195,918.20 and 4,125,286.76

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Solution

The fourth proportional to 7,388,416.52, 10,195,918.20 and 4,125,286.76 is: 5,692,841.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388,416.52 : 10,195,918.20 = 4,125,286.76 : x
  2. Step 2: Convert to fraction form
    7,388,416.52/10,195,918.20 = 4,125,286.76/x
  3. Step 3: Cross multiply
    7,388,416.52x = 10,195,918.20 × 4,125,286.76
  4. Step 4: Simplify right side
    7,388,416.52x = 42,061,086,356,503.02
  5. Step 5: Solve for x
    x = 42,061,086,356,503.02/7,388,416.52
  6. Step 6: Final answer
    x = 5,692,841.79

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Double scale
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1.5x scale

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.