Home / 45,259,059.78-67,932,433.55-42,801,145.15

Finding the Fourth Proportional to 45,259,059.78, 67,932,433.55 and 42,801,145.15

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Solution

The fourth proportional to 45,259,059.78, 67,932,433.55 and 42,801,145.15 is: 64,243,180.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,259,059.78 : 67,932,433.55 = 42,801,145.15 : x
  2. Step 2: Convert to fraction form
    45,259,059.78/67,932,433.55 = 42,801,145.15/x
  3. Step 3: Cross multiply
    45,259,059.78x = 67,932,433.55 × 42,801,145.15
  4. Step 4: Simplify right side
    45,259,059.78x = 2,907,585,948,552,274
  5. Step 5: Solve for x
    x = 2,907,585,948,552,274/45,259,059.78
  6. Step 6: Final answer
    x = 64,243,180.55

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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.