Home / 25,904,809.86-38,854,551.97-8,631,145.05

Finding the Fourth Proportional to 25,904,809.86, 38,854,551.97 and 8,631,145.05

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Solution

The fourth proportional to 25,904,809.86, 38,854,551.97 and 8,631,145.05 is: 12,945,830.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,904,809.86 : 38,854,551.97 = 8,631,145.05 : x
  2. Step 2: Convert to fraction form
    25,904,809.86/38,854,551.97 = 8,631,145.05/x
  3. Step 3: Cross multiply
    25,904,809.86x = 38,854,551.97 × 8,631,145.05
  4. Step 4: Simplify right side
    25,904,809.86x = 335,359,273,905,833.25
  5. Step 5: Solve for x
    x = 335,359,273,905,833.25/25,904,809.86
  6. Step 6: Final answer
    x = 12,945,830.36

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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.