Home / 25,124,922.20-37,687,383.30-18,747,630.20

Finding the Fourth Proportional to 25,124,922.20, 37,687,383.30 and 18,747,630.20

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Solution

The fourth proportional to 25,124,922.20, 37,687,383.30 and 18,747,630.20 is: 28,121,445.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,124,922.20 : 37,687,383.30 = 18,747,630.20 : x
  2. Step 2: Convert to fraction form
    25,124,922.20/37,687,383.30 = 18,747,630.20/x
  3. Step 3: Cross multiply
    25,124,922.20x = 37,687,383.30 × 18,747,630.20
  4. Step 4: Simplify right side
    25,124,922.20x = 706,549,125,314,055.62
  5. Step 5: Solve for x
    x = 706,549,125,314,055.62/25,124,922.20
  6. Step 6: Final answer
    x = 28,121,445.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.