Home / 38,632,400.55-57,948,600.83-9,880,786.35

Finding the Fourth Proportional to 38,632,400.55, 57,948,600.83 and 9,880,786.35

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Solution

The fourth proportional to 38,632,400.55, 57,948,600.83 and 9,880,786.35 is: 14,821,179.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,632,400.55 : 57,948,600.83 = 9,880,786.35 : x
  2. Step 2: Convert to fraction form
    38,632,400.55/57,948,600.83 = 9,880,786.35/x
  3. Step 3: Cross multiply
    38,632,400.55x = 57,948,600.83 × 9,880,786.35
  4. Step 4: Simplify right side
    38,632,400.55x = 572,577,744,033,258.75
  5. Step 5: Solve for x
    x = 572,577,744,033,258.75/38,632,400.55
  6. Step 6: Final answer
    x = 14,821,179.53

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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.