Home / 28,062,404.64-38,726,235.03-15,185,348.64

Finding the Fourth Proportional to 28,062,404.64, 38,726,235.03 and 15,185,348.64

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Solution

The fourth proportional to 28,062,404.64, 38,726,235.03 and 15,185,348.64 is: 20,955,844.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,062,404.64 : 38,726,235.03 = 15,185,348.64 : x
  2. Step 2: Convert to fraction form
    28,062,404.64/38,726,235.03 = 15,185,348.64/x
  3. Step 3: Cross multiply
    28,062,404.64x = 38,726,235.03 × 15,185,348.64
  4. Step 4: Simplify right side
    28,062,404.64x = 588,071,380,445,130.88
  5. Step 5: Solve for x
    x = 588,071,380,445,130.88/28,062,404.64
  6. Step 6: Final answer
    x = 20,955,844.23

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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.