Home / 7,987,082.40-11,980,623.60-6,569,906.40

Finding the Fourth Proportional to 7,987,082.40, 11,980,623.60 and 6,569,906.40

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Solution

The fourth proportional to 7,987,082.40, 11,980,623.60 and 6,569,906.40 is: 9,854,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,987,082.40 : 11,980,623.60 = 6,569,906.40 : x
  2. Step 2: Convert to fraction form
    7,987,082.40/11,980,623.60 = 6,569,906.40/x
  3. Step 3: Cross multiply
    7,987,082.40x = 11,980,623.60 × 6,569,906.40
  4. Step 4: Simplify right side
    7,987,082.40x = 78,711,575,665,631.05
  5. Step 5: Solve for x
    x = 78,711,575,665,631.05/7,987,082.40
  6. Step 6: Final answer
    x = 9,854,859.60

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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.