Home / 69,905,002.88-96,472,170.24-38,965,396.16

Finding the Fourth Proportional to 69,905,002.88, 96,472,170.24 and 38,965,396.16

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Solution

The fourth proportional to 69,905,002.88, 96,472,170.24 and 38,965,396.16 is: 53,774,067.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,905,002.88 : 96,472,170.24 = 38,965,396.16 : x
  2. Step 2: Convert to fraction form
    69,905,002.88/96,472,170.24 = 38,965,396.16/x
  3. Step 3: Cross multiply
    69,905,002.88x = 96,472,170.24 × 38,965,396.16
  4. Step 4: Simplify right side
    69,905,002.88x = 3,759,076,331,816,561.50
  5. Step 5: Solve for x
    x = 3,759,076,331,816,561.50/69,905,002.88
  6. Step 6: Final answer
    x = 53,774,067.33

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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.