Home / 38,068,310.53-52,534,335.17-20,664,667.54

Finding the Fourth Proportional to 38,068,310.53, 52,534,335.17 and 20,664,667.54

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Solution

The fourth proportional to 38,068,310.53, 52,534,335.17 and 20,664,667.54 is: 28,517,277.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,068,310.53 : 52,534,335.17 = 20,664,667.54 : x
  2. Step 2: Convert to fraction form
    38,068,310.53/52,534,335.17 = 20,664,667.54/x
  3. Step 3: Cross multiply
    38,068,310.53x = 52,534,335.17 × 20,664,667.54
  4. Step 4: Simplify right side
    38,068,310.53x = 1,085,604,570,356,984.38
  5. Step 5: Solve for x
    x = 1,085,604,570,356,984.38/38,068,310.53
  6. Step 6: Final answer
    x = 28,517,277.37

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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.