Home / 86,943,610.20-130,432,911.30-25,532,650.20

Finding the Fourth Proportional to 86,943,610.20, 130,432,911.30 and 25,532,650.20

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Solution

The fourth proportional to 86,943,610.20, 130,432,911.30 and 25,532,650.20 is: 38,304,113.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,943,610.20 : 130,432,911.30 = 25,532,650.20 : x
  2. Step 2: Convert to fraction form
    86,943,610.20/130,432,911.30 = 25,532,650.20/x
  3. Step 3: Cross multiply
    86,943,610.20x = 130,432,911.30 × 25,532,650.20
  4. Step 4: Simplify right side
    86,943,610.20x = 3,330,297,898,790,527
  5. Step 5: Solve for x
    x = 3,330,297,898,790,527/86,943,610.20
  6. Step 6: Final answer
    x = 38,304,113.33

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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.