Home / 48,122,534.60-72,183,801.90-42,831,744.20

Finding the Fourth Proportional to 48,122,534.60, 72,183,801.90 and 42,831,744.20

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Solution

The fourth proportional to 48,122,534.60, 72,183,801.90 and 42,831,744.20 is: 64,247,616.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,122,534.60 : 72,183,801.90 = 42,831,744.20 : x
  2. Step 2: Convert to fraction form
    48,122,534.60/72,183,801.90 = 42,831,744.20/x
  3. Step 3: Cross multiply
    48,122,534.60x = 72,183,801.90 × 42,831,744.20
  4. Step 4: Simplify right side
    48,122,534.60x = 3,091,758,138,364,274.50
  5. Step 5: Solve for x
    x = 3,091,758,138,364,274.50/48,122,534.60
  6. Step 6: Final answer
    x = 64,247,616.30

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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.