Home / 20,704,650.00-28,571,117.11-11,411,708.69

Finding the Fourth Proportional to 20,704,650.00, 28,571,117.11 and 11,411,708.69

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Solution

The fourth proportional to 20,704,650.00, 28,571,117.11 and 11,411,708.69 is: 15,747,441.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,704,650.00 : 28,571,117.11 = 11,411,708.69 : x
  2. Step 2: Convert to fraction form
    20,704,650.00/28,571,117.11 = 11,411,708.69/x
  3. Step 3: Cross multiply
    20,704,650.00x = 28,571,117.11 × 11,411,708.69
  4. Step 4: Simplify right side
    20,704,650.00x = 326,045,265,278,603.75
  5. Step 5: Solve for x
    x = 326,045,265,278,603.75/20,704,650.00
  6. Step 6: Final answer
    x = 15,747,441.53

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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.