Home / 12,265,148.30-18,397,722.45-4,187,245.10

Finding the Fourth Proportional to 12,265,148.30, 18,397,722.45 and 4,187,245.10

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Solution

The fourth proportional to 12,265,148.30, 18,397,722.45 and 4,187,245.10 is: 6,280,867.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,265,148.30 : 18,397,722.45 = 4,187,245.10 : x
  2. Step 2: Convert to fraction form
    12,265,148.30/18,397,722.45 = 4,187,245.10/x
  3. Step 3: Cross multiply
    12,265,148.30x = 18,397,722.45 × 4,187,245.10
  4. Step 4: Simplify right side
    12,265,148.30x = 77,035,773,179,922.50
  5. Step 5: Solve for x
    x = 77,035,773,179,922.50/12,265,148.30
  6. Step 6: Final answer
    x = 6,280,867.65

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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.