Home / 14,605,887.14-20,154,368.22-8,412,947.96

Finding the Fourth Proportional to 14,605,887.14, 20,154,368.22 and 8,412,947.96

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Solution

The fourth proportional to 14,605,887.14, 20,154,368.22 and 8,412,947.96 is: 11,608,856.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,605,887.14 : 20,154,368.22 = 8,412,947.96 : x
  2. Step 2: Convert to fraction form
    14,605,887.14/20,154,368.22 = 8,412,947.96/x
  3. Step 3: Cross multiply
    14,605,887.14x = 20,154,368.22 × 8,412,947.96
  4. Step 4: Simplify right side
    14,605,887.14x = 169,557,650,900,765.97
  5. Step 5: Solve for x
    x = 169,557,650,900,765.97/14,605,887.14
  6. Step 6: Final answer
    x = 11,608,856.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.