Home / 20,734,204.68-31,107,275.82-6,359,381.64

Finding the Fourth Proportional to 20,734,204.68, 31,107,275.82 and 6,359,381.64

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Solution

The fourth proportional to 20,734,204.68, 31,107,275.82 and 6,359,381.64 is: 9,540,903.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,734,204.68 : 31,107,275.82 = 6,359,381.64 : x
  2. Step 2: Convert to fraction form
    20,734,204.68/31,107,275.82 = 6,359,381.64/x
  3. Step 3: Cross multiply
    20,734,204.68x = 31,107,275.82 × 6,359,381.64
  4. Step 4: Simplify right side
    20,734,204.68x = 197,823,038,720,123.94
  5. Step 5: Solve for x
    x = 197,823,038,720,123.94/20,734,204.68
  6. Step 6: Final answer
    x = 9,540,903.15

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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.