Home / 57,114,885.34-85,706,367.45-20,726,114.86

Finding the Fourth Proportional to 57,114,885.34, 85,706,367.45 and 20,726,114.86

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Solution

The fourth proportional to 57,114,885.34, 85,706,367.45 and 20,726,114.86 is: 31,101,524.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,114,885.34 : 85,706,367.45 = 20,726,114.86 : x
  2. Step 2: Convert to fraction form
    57,114,885.34/85,706,367.45 = 20,726,114.86/x
  3. Step 3: Cross multiply
    57,114,885.34x = 85,706,367.45 × 20,726,114.86
  4. Step 4: Simplify right side
    57,114,885.34x = 1,776,360,016,002,065.25
  5. Step 5: Solve for x
    x = 1,776,360,016,002,065.25/57,114,885.34
  6. Step 6: Final answer
    x = 31,101,524.68

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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.