Home / 20,039,481.60-27,654,537.48-10,872,124.32

Finding the Fourth Proportional to 20,039,481.60, 27,654,537.48 and 10,872,124.32

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Solution

The fourth proportional to 20,039,481.60, 27,654,537.48 and 10,872,124.32 is: 15,003,560.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,039,481.60 : 27,654,537.48 = 10,872,124.32 : x
  2. Step 2: Convert to fraction form
    20,039,481.60/27,654,537.48 = 10,872,124.32/x
  3. Step 3: Cross multiply
    20,039,481.60x = 27,654,537.48 × 10,872,124.32
  4. Step 4: Simplify right side
    20,039,481.60x = 300,663,569,494,659.50
  5. Step 5: Solve for x
    x = 300,663,569,494,659.50/20,039,481.60
  6. Step 6: Final answer
    x = 15,003,560.25

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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.