Home / 9,115,870.20-13,665,251.70-3,439,908.60

Finding the Fourth Proportional to 9,115,870.20, 13,665,251.70 and 3,439,908.60

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Solution

The fourth proportional to 9,115,870.20, 13,665,251.70 and 3,439,908.60 is: 5,156,635.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115,870.20 : 13,665,251.70 = 3,439,908.60 : x
  2. Step 2: Convert to fraction form
    9,115,870.20/13,665,251.70 = 3,439,908.60/x
  3. Step 3: Cross multiply
    9,115,870.20x = 13,665,251.70 × 3,439,908.60
  4. Step 4: Simplify right side
    9,115,870.20x = 47,007,216,843,994.62
  5. Step 5: Solve for x
    x = 47,007,216,843,994.62/9,115,870.20
  6. Step 6: Final answer
    x = 5,156,635.17

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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.