Home / 39,634,867.52-54,696,576.24-21,994,132.16

Finding the Fourth Proportional to 39,634,867.52, 54,696,576.24 and 21,994,132.16

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Solution

The fourth proportional to 39,634,867.52, 54,696,576.24 and 21,994,132.16 is: 30,352,157.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,634,867.52 : 54,696,576.24 = 21,994,132.16 : x
  2. Step 2: Convert to fraction form
    39,634,867.52/54,696,576.24 = 21,994,132.16/x
  3. Step 3: Cross multiply
    39,634,867.52x = 54,696,576.24 × 21,994,132.16
  4. Step 4: Simplify right side
    39,634,867.52x = 1,203,003,726,522,076
  5. Step 5: Solve for x
    x = 1,203,003,726,522,076/39,634,867.52
  6. Step 6: Final answer
    x = 30,352,157.12

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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.