Home / 57,380,512.40-79,149,728.04-35,043,019.28

Finding the Fourth Proportional to 57,380,512.40, 79,149,728.04 and 35,043,019.28

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Solution

The fourth proportional to 57,380,512.40, 79,149,728.04 and 35,043,019.28 is: 48,337,760.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,380,512.40 : 79,149,728.04 = 35,043,019.28 : x
  2. Step 2: Convert to fraction form
    57,380,512.40/79,149,728.04 = 35,043,019.28/x
  3. Step 3: Cross multiply
    57,380,512.40x = 79,149,728.04 × 35,043,019.28
  4. Step 4: Simplify right side
    57,380,512.40x = 2,773,645,445,712,477
  5. Step 5: Solve for x
    x = 2,773,645,445,712,477/57,380,512.40
  6. Step 6: Final answer
    x = 48,337,760.15

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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.