Home / 43,725,015.30-65,589,078.15-13,432,829.70

Finding the Fourth Proportional to 43,725,015.30, 65,589,078.15 and 13,432,829.70

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Solution

The fourth proportional to 43,725,015.30, 65,589,078.15 and 13,432,829.70 is: 20,149,722.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,725,015.30 : 65,589,078.15 = 13,432,829.70 : x
  2. Step 2: Convert to fraction form
    43,725,015.30/65,589,078.15 = 13,432,829.70/x
  3. Step 3: Cross multiply
    43,725,015.30x = 65,589,078.15 × 13,432,829.70
  4. Step 4: Simplify right side
    43,725,015.30x = 881,046,916,968,941
  5. Step 5: Solve for x
    x = 881,046,916,968,941/43,725,015.30
  6. Step 6: Final answer
    x = 20,149,722.33

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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.