Home / 38,002,258.79-52,443,229.38-20,598,673.21

Finding the Fourth Proportional to 38,002,258.79, 52,443,229.38 and 20,598,673.21

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Solution

The fourth proportional to 38,002,258.79, 52,443,229.38 and 20,598,673.21 is: 28,426,229.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,002,258.79 : 52,443,229.38 = 20,598,673.21 : x
  2. Step 2: Convert to fraction form
    38,002,258.79/52,443,229.38 = 20,598,673.21/x
  3. Step 3: Cross multiply
    38,002,258.79x = 52,443,229.38 × 20,598,673.21
  4. Step 4: Simplify right side
    38,002,258.79x = 1,080,260,943,867,337.75
  5. Step 5: Solve for x
    x = 1,080,260,943,867,337.75/38,002,258.79
  6. Step 6: Final answer
    x = 28,426,229.87

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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.