Home / 43,725,014.80-65,589,077.40-13,432,829.20

Finding the Fourth Proportional to 43,725,014.80, 65,589,077.40 and 13,432,829.20

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Solution

The fourth proportional to 43,725,014.80, 65,589,077.40 and 13,432,829.20 is: 20,149,721.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,725,014.80 : 65,589,077.40 = 13,432,829.20 : x
  2. Step 2: Convert to fraction form
    43,725,014.80/65,589,077.40 = 13,432,829.20/x
  3. Step 3: Cross multiply
    43,725,014.80x = 65,589,077.40 × 13,432,829.20
  4. Step 4: Simplify right side
    43,725,014.80x = 881,046,874,099,780
  5. Step 5: Solve for x
    x = 881,046,874,099,780/43,725,014.80
  6. Step 6: Final answer
    x = 20,149,721.58

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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.