Home / 7,258,206.70-10,887,310.05-7,146,232.30

Finding the Fourth Proportional to 7,258,206.70, 10,887,310.05 and 7,146,232.30

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Solution

The fourth proportional to 7,258,206.70, 10,887,310.05 and 7,146,232.30 is: 10,719,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258,206.70 : 10,887,310.05 = 7,146,232.30 : x
  2. Step 2: Convert to fraction form
    7,258,206.70/10,887,310.05 = 7,146,232.30/x
  3. Step 3: Cross multiply
    7,258,206.70x = 10,887,310.05 × 7,146,232.30
  4. Step 4: Simplify right side
    7,258,206.70x = 77,803,246,739,424.62
  5. Step 5: Solve for x
    x = 77,803,246,739,424.62/7,258,206.70
  6. Step 6: Final answer
    x = 10,719,348.45

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Double scale
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Similar ratio
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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.