Home / 25,117,274.61-34,659,710.87-15,197,851.80

Finding the Fourth Proportional to 25,117,274.61, 34,659,710.87 and 15,197,851.80

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Solution

The fourth proportional to 25,117,274.61, 34,659,710.87 and 15,197,851.80 is: 20,971,747.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,117,274.61 : 34,659,710.87 = 15,197,851.80 : x
  2. Step 2: Convert to fraction form
    25,117,274.61/34,659,710.87 = 15,197,851.80/x
  3. Step 3: Cross multiply
    25,117,274.61x = 34,659,710.87 × 15,197,851.80
  4. Step 4: Simplify right side
    25,117,274.61x = 526,753,149,157,119.88
  5. Step 5: Solve for x
    x = 526,753,149,157,119.88/25,117,274.61
  6. Step 6: Final answer
    x = 20,971,747.82

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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.