Home / 13,856,966.60-20,785,449.90-11,337,542.60

Finding the Fourth Proportional to 13,856,966.60, 20,785,449.90 and 11,337,542.60

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Solution

The fourth proportional to 13,856,966.60, 20,785,449.90 and 11,337,542.60 is: 17,006,313.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,856,966.60 : 20,785,449.90 = 11,337,542.60 : x
  2. Step 2: Convert to fraction form
    13,856,966.60/20,785,449.90 = 11,337,542.60/x
  3. Step 3: Cross multiply
    13,856,966.60x = 20,785,449.90 × 11,337,542.60
  4. Step 4: Simplify right side
    13,856,966.60x = 235,655,923,701,415.72
  5. Step 5: Solve for x
    x = 235,655,923,701,415.72/13,856,966.60
  6. Step 6: Final answer
    x = 17,006,313.90

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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.