Home / 10,055,787.12-13,877,275.68-5,472,398.88

Finding the Fourth Proportional to 10,055,787.12, 13,877,275.68 and 5,472,398.88

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Solution

The fourth proportional to 10,055,787.12, 13,877,275.68 and 5,472,398.88 is: 7,552,067.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055,787.12 : 13,877,275.68 = 5,472,398.88 : x
  2. Step 2: Convert to fraction form
    10,055,787.12/13,877,275.68 = 5,472,398.88/x
  3. Step 3: Cross multiply
    10,055,787.12x = 13,877,275.68 × 5,472,398.88
  4. Step 4: Simplify right side
    10,055,787.12x = 75,941,987,888,683.23
  5. Step 5: Solve for x
    x = 75,941,987,888,683.23/10,055,787.12
  6. Step 6: Final answer
    x = 7,552,067.98

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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.