Home / 15,551,180.78-23,324,113.02-4,188,972.20

Finding the Fourth Proportional to 15,551,180.78, 23,324,113.02 and 4,188,972.20

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Solution

The fourth proportional to 15,551,180.78, 23,324,113.02 and 4,188,972.20 is: 6,282,742.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551,180.78 : 23,324,113.02 = 4,188,972.20 : x
  2. Step 2: Convert to fraction form
    15,551,180.78/23,324,113.02 = 4,188,972.20/x
  3. Step 3: Cross multiply
    15,551,180.78x = 23,324,113.02 × 4,188,972.20
  4. Step 4: Simplify right side
    15,551,180.78x = 97,704,061,030,438.05
  5. Step 5: Solve for x
    x = 97,704,061,030,438.05/15,551,180.78
  6. Step 6: Final answer
    x = 6,282,742.28

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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.