Home / 20,188,441.30-30,240,671.55-16,829,209.30

Finding the Fourth Proportional to 20,188,441.30, 30,240,671.55 and 16,829,209.30

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Solution

The fourth proportional to 20,188,441.30, 30,240,671.55 and 16,829,209.30 is: 25,208,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,188,441.30 : 30,240,671.55 = 16,829,209.30 : x
  2. Step 2: Convert to fraction form
    20,188,441.30/30,240,671.55 = 16,829,209.30/x
  3. Step 3: Cross multiply
    20,188,441.30x = 30,240,671.55 × 16,829,209.30
  4. Step 4: Simplify right side
    20,188,441.30x = 508,926,590,887,505.44
  5. Step 5: Solve for x
    x = 508,926,590,887,505.44/20,188,441.30
  6. Step 6: Final answer
    x = 25,208,810.49

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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.