Home / 9,181,824.70-13,772,737.05-8,363,011.90

Finding the Fourth Proportional to 9,181,824.70, 13,772,737.05 and 8,363,011.90

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Solution

The fourth proportional to 9,181,824.70, 13,772,737.05 and 8,363,011.90 is: 12,544,517.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,824.70 : 13,772,737.05 = 8,363,011.90 : x
  2. Step 2: Convert to fraction form
    9,181,824.70/13,772,737.05 = 8,363,011.90/x
  3. Step 3: Cross multiply
    9,181,824.70x = 13,772,737.05 × 8,363,011.90
  4. Step 4: Simplify right side
    9,181,824.70x = 115,181,563,844,720.91
  5. Step 5: Solve for x
    x = 115,181,563,844,720.91/9,181,824.70
  6. Step 6: Final answer
    x = 12,544,517.85

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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.