Home / 12,346,064.70-18,519,097.05-7,244,231.10

Finding the Fourth Proportional to 12,346,064.70, 18,519,097.05 and 7,244,231.10

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Solution

The fourth proportional to 12,346,064.70, 18,519,097.05 and 7,244,231.10 is: 10,866,346.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346,064.70 : 18,519,097.05 = 7,244,231.10 : x
  2. Step 2: Convert to fraction form
    12,346,064.70/18,519,097.05 = 7,244,231.10/x
  3. Step 3: Cross multiply
    12,346,064.70x = 18,519,097.05 × 7,244,231.10
  4. Step 4: Simplify right side
    12,346,064.70x = 134,156,618,793,528.25
  5. Step 5: Solve for x
    x = 134,156,618,793,528.25/12,346,064.70
  6. Step 6: Final answer
    x = 10,866,346.65

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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.