Home / 9,669,076.06-13,343,337.21-5,318,170.78

Finding the Fourth Proportional to 9,669,076.06, 13,343,337.21 and 5,318,170.78

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Solution

The fourth proportional to 9,669,076.06, 13,343,337.21 and 5,318,170.78 is: 7,339,082.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,669,076.06 : 13,343,337.21 = 5,318,170.78 : x
  2. Step 2: Convert to fraction form
    9,669,076.06/13,343,337.21 = 5,318,170.78/x
  3. Step 3: Cross multiply
    9,669,076.06x = 13,343,337.21 × 5,318,170.78
  4. Step 4: Simplify right side
    9,669,076.06x = 70,962,146,057,908.73
  5. Step 5: Solve for x
    x = 70,962,146,057,908.73/9,669,076.06
  6. Step 6: Final answer
    x = 7,339,082.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.