Home / 26,189,471.32-39,259,780.08-8,905,861.36

Finding the Fourth Proportional to 26,189,471.32, 39,259,780.08 and 8,905,861.36

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Solution

The fourth proportional to 26,189,471.32, 39,259,780.08 and 8,905,861.36 is: 13,350,485.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,189,471.32 : 39,259,780.08 = 8,905,861.36 : x
  2. Step 2: Convert to fraction form
    26,189,471.32/39,259,780.08 = 8,905,861.36/x
  3. Step 3: Cross multiply
    26,189,471.32x = 39,259,780.08 × 8,905,861.36
  4. Step 4: Simplify right side
    26,189,471.32x = 349,642,158,416,569.69
  5. Step 5: Solve for x
    x = 349,642,158,416,569.69/26,189,471.32
  6. Step 6: Final answer
    x = 13,350,485.55

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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.