Home / 19,546,905.80-29,330,856.30-8,188,502.60

Finding the Fourth Proportional to 19,546,905.80, 29,330,856.30 and 8,188,502.60

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Solution

The fourth proportional to 19,546,905.80, 29,330,856.30 and 8,188,502.60 is: 12,287,151.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546,905.80 : 29,330,856.30 = 8,188,502.60 : x
  2. Step 2: Convert to fraction form
    19,546,905.80/29,330,856.30 = 8,188,502.60/x
  3. Step 3: Cross multiply
    19,546,905.80x = 29,330,856.30 × 8,188,502.60
  4. Step 4: Simplify right side
    19,546,905.80x = 240,175,793,072,776.38
  5. Step 5: Solve for x
    x = 240,175,793,072,776.38/19,546,905.80
  6. Step 6: Final answer
    x = 12,287,151.51

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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.