Home / 6,998,711.24-9,658,255.38-3,942,973.64

Finding the Fourth Proportional to 6,998,711.24, 9,658,255.38 and 3,942,973.64

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Solution

The fourth proportional to 6,998,711.24, 9,658,255.38 and 3,942,973.64 is: 5,441,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998,711.24 : 9,658,255.38 = 3,942,973.64 : x
  2. Step 2: Convert to fraction form
    6,998,711.24/9,658,255.38 = 3,942,973.64/x
  3. Step 3: Cross multiply
    6,998,711.24x = 9,658,255.38 × 3,942,973.64
  4. Step 4: Simplify right side
    6,998,711.24x = 38,082,246,371,728.19
  5. Step 5: Solve for x
    x = 38,082,246,371,728.19/6,998,711.24
  6. Step 6: Final answer
    x = 5,441,322.70

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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.