Home / 18,378,039.60-27,567,059.40-17,496,241.20

Finding the Fourth Proportional to 18,378,039.60, 27,567,059.40 and 17,496,241.20

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Solution

The fourth proportional to 18,378,039.60, 27,567,059.40 and 17,496,241.20 is: 26,244,361.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,378,039.60 : 27,567,059.40 = 17,496,241.20 : x
  2. Step 2: Convert to fraction form
    18,378,039.60/27,567,059.40 = 17,496,241.20/x
  3. Step 3: Cross multiply
    18,378,039.60x = 27,567,059.40 × 17,496,241.20
  4. Step 4: Simplify right side
    18,378,039.60x = 482,319,920,437,127.25
  5. Step 5: Solve for x
    x = 482,319,920,437,127.25/18,378,039.60
  6. Step 6: Final answer
    x = 26,244,361.80

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1.5x scale

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.