Home / 13,088,564.82-18,022,160.61-13,050,773.46

Finding the Fourth Proportional to 13,088,564.82, 18,022,160.61 and 13,050,773.46

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Solution

The fourth proportional to 13,088,564.82, 18,022,160.61 and 13,050,773.46 is: 17,970,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088,564.82 : 18,022,160.61 = 13,050,773.46 : x
  2. Step 2: Convert to fraction form
    13,088,564.82/18,022,160.61 = 13,050,773.46/x
  3. Step 3: Cross multiply
    13,088,564.82x = 18,022,160.61 × 13,050,773.46
  4. Step 4: Simplify right side
    13,088,564.82x = 235,203,135,380,845.41
  5. Step 5: Solve for x
    x = 235,203,135,380,845.41/13,088,564.82
  6. Step 6: Final answer
    x = 17,970,124.20

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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.