Home / 49,831,117.20-74,604,958.20-38,399,230.80

Finding the Fourth Proportional to 49,831,117.20, 74,604,958.20 and 38,399,230.80

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Solution

The fourth proportional to 49,831,117.20, 74,604,958.20 and 38,399,230.80 is: 57,489,640.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,831,117.20 : 74,604,958.20 = 38,399,230.80 : x
  2. Step 2: Convert to fraction form
    49,831,117.20/74,604,958.20 = 38,399,230.80/x
  3. Step 3: Cross multiply
    49,831,117.20x = 74,604,958.20 × 38,399,230.80
  4. Step 4: Simplify right side
    49,831,117.20x = 2,864,773,008,746,152.50
  5. Step 5: Solve for x
    x = 2,864,773,008,746,152.50/49,831,117.20
  6. Step 6: Final answer
    x = 57,489,640.40

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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.