Home / 9,864,912.60-14,783,372.10-7,286,002.20

Finding the Fourth Proportional to 9,864,912.60, 14,783,372.10 and 7,286,002.20

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Solution

The fourth proportional to 9,864,912.60, 14,783,372.10 and 7,286,002.20 is: 10,918,665.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,864,912.60 : 14,783,372.10 = 7,286,002.20 : x
  2. Step 2: Convert to fraction form
    9,864,912.60/14,783,372.10 = 7,286,002.20/x
  3. Step 3: Cross multiply
    9,864,912.60x = 14,783,372.10 × 7,286,002.20
  4. Step 4: Simplify right side
    9,864,912.60x = 107,711,681,644,018.62
  5. Step 5: Solve for x
    x = 107,711,681,644,018.62/9,864,912.60
  6. Step 6: Final answer
    x = 10,918,665.58

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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.