Home / 92,694,697.20-139,091,812.20-38,847,452.40

Finding the Fourth Proportional to 92,694,697.20, 139,091,812.20 and 38,847,452.40

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Solution

The fourth proportional to 92,694,697.20, 139,091,812.20 and 38,847,452.40 is: 58,292,035.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,694,697.20 : 139,091,812.20 = 38,847,452.40 : x
  2. Step 2: Convert to fraction form
    92,694,697.20/139,091,812.20 = 38,847,452.40/x
  3. Step 3: Cross multiply
    92,694,697.20x = 139,091,812.20 × 38,847,452.40
  4. Step 4: Simplify right side
    92,694,697.20x = 5,403,362,553,669,239
  5. Step 5: Solve for x
    x = 5,403,362,553,669,239/92,694,697.20
  6. Step 6: Final answer
    x = 58,292,035.22

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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.