Home / 10,501,334.40-15,752,001.60-7,981,910.40

Finding the Fourth Proportional to 10,501,334.40, 15,752,001.60 and 7,981,910.40

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Solution

The fourth proportional to 10,501,334.40, 15,752,001.60 and 7,981,910.40 is: 11,972,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501,334.40 : 15,752,001.60 = 7,981,910.40 : x
  2. Step 2: Convert to fraction form
    10,501,334.40/15,752,001.60 = 7,981,910.40/x
  3. Step 3: Cross multiply
    10,501,334.40x = 15,752,001.60 × 7,981,910.40
  4. Step 4: Simplify right side
    10,501,334.40x = 125,731,065,391,856.64
  5. Step 5: Solve for x
    x = 125,731,065,391,856.64/10,501,334.40
  6. Step 6: Final answer
    x = 11,972,865.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.