Home / 12,097,318.70-18,154,272.45-5,370,560.30

Finding the Fourth Proportional to 12,097,318.70, 18,154,272.45 and 5,370,560.30

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Solution

The fourth proportional to 12,097,318.70, 18,154,272.45 and 5,370,560.30 is: 8,059,522.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,318.70 : 18,154,272.45 = 5,370,560.30 : x
  2. Step 2: Convert to fraction form
    12,097,318.70/18,154,272.45 = 5,370,560.30/x
  3. Step 3: Cross multiply
    12,097,318.70x = 18,154,272.45 × 5,370,560.30
  4. Step 4: Simplify right side
    12,097,318.70x = 97,498,614,895,353.73
  5. Step 5: Solve for x
    x = 97,498,614,895,353.73/12,097,318.70
  6. Step 6: Final answer
    x = 8,059,522.72

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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.