Home / 26,189,470.32-39,259,778.60-8,905,860.38

Finding the Fourth Proportional to 26,189,470.32, 39,259,778.60 and 8,905,860.38

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Solution

The fourth proportional to 26,189,470.32, 39,259,778.60 and 8,905,860.38 is: 13,350,484.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,189,470.32 : 39,259,778.60 = 8,905,860.38 : x
  2. Step 2: Convert to fraction form
    26,189,470.32/39,259,778.60 = 8,905,860.38/x
  3. Step 3: Cross multiply
    26,189,470.32x = 39,259,778.60 × 8,905,860.38
  4. Step 4: Simplify right side
    26,189,470.32x = 349,642,106,761,311.94
  5. Step 5: Solve for x
    x = 349,642,106,761,311.94/26,189,470.32
  6. Step 6: Final answer
    x = 13,350,484.09

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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.