Home / 45,804,906.60-68,707,359.90-38,630,453.10

Finding the Fourth Proportional to 45,804,906.60, 68,707,359.90 and 38,630,453.10

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Solution

The fourth proportional to 45,804,906.60, 68,707,359.90 and 38,630,453.10 is: 57,945,679.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,804,906.60 : 68,707,359.90 = 38,630,453.10 : x
  2. Step 2: Convert to fraction form
    45,804,906.60/68,707,359.90 = 38,630,453.10/x
  3. Step 3: Cross multiply
    45,804,906.60x = 68,707,359.90 × 38,630,453.10
  4. Step 4: Simplify right side
    45,804,906.60x = 2,654,196,444,241,771
  5. Step 5: Solve for x
    x = 2,654,196,444,241,771/45,804,906.60
  6. Step 6: Final answer
    x = 57,945,679.65

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Similar ratio
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1.5x scale

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.