Home / 75,814,738.46-104,688,114.95-47,986,540.93

Finding the Fourth Proportional to 75,814,738.46, 104,688,114.95 and 47,986,540.93

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Solution

The fourth proportional to 75,814,738.46, 104,688,114.95 and 47,986,540.93 is: 66,261,793.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,814,738.46 : 104,688,114.95 = 47,986,540.93 : x
  2. Step 2: Convert to fraction form
    75,814,738.46/104,688,114.95 = 47,986,540.93/x
  3. Step 3: Cross multiply
    75,814,738.46x = 104,688,114.95 × 47,986,540.93
  4. Step 4: Simplify right side
    75,814,738.46x = 5,023,620,512,932,720
  5. Step 5: Solve for x
    x = 5,023,620,512,932,720/75,814,738.46
  6. Step 6: Final answer
    x = 66,261,793.09

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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.