Home / 27,650,674.20-38,148,824.52-17,866,881.84

Finding the Fourth Proportional to 27,650,674.20, 38,148,824.52 and 17,866,881.84

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Solution

The fourth proportional to 27,650,674.20, 38,148,824.52 and 17,866,881.84 is: 24,650,413.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,650,674.20 : 38,148,824.52 = 17,866,881.84 : x
  2. Step 2: Convert to fraction form
    27,650,674.20/38,148,824.52 = 17,866,881.84/x
  3. Step 3: Cross multiply
    27,650,674.20x = 38,148,824.52 × 17,866,881.84
  4. Step 4: Simplify right side
    27,650,674.20x = 681,600,540,033,734.75
  5. Step 5: Solve for x
    x = 681,600,540,033,734.75/27,650,674.20
  6. Step 6: Final answer
    x = 24,650,413.05

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Double scale
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1.5x scale

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.