Home / 18,030,925.85-26,981,738.15-15,610,405.01

Finding the Fourth Proportional to 18,030,925.85, 26,981,738.15 and 15,610,405.01

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Solution

The fourth proportional to 18,030,925.85, 26,981,738.15 and 15,610,405.01 is: 23,359,635.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030,925.85 : 26,981,738.15 = 15,610,405.01 : x
  2. Step 2: Convert to fraction form
    18,030,925.85/26,981,738.15 = 15,610,405.01/x
  3. Step 3: Cross multiply
    18,030,925.85x = 26,981,738.15 × 15,610,405.01
  4. Step 4: Simplify right side
    18,030,925.85x = 421,195,860,182,307.44
  5. Step 5: Solve for x
    x = 421,195,860,182,307.44/18,030,925.85
  6. Step 6: Final answer
    x = 23,359,635.76

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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.