Home / 10,512,728.73-15,769,219.46-4,125,988.89

Finding the Fourth Proportional to 10,512,728.73, 15,769,219.46 and 4,125,988.89

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Solution

The fourth proportional to 10,512,728.73, 15,769,219.46 and 4,125,988.89 is: 6,189,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512,728.73 : 15,769,219.46 = 4,125,988.89 : x
  2. Step 2: Convert to fraction form
    10,512,728.73/15,769,219.46 = 4,125,988.89/x
  3. Step 3: Cross multiply
    10,512,728.73x = 15,769,219.46 × 4,125,988.89
  4. Step 4: Simplify right side
    10,512,728.73x = 65,063,624,275,301.86
  5. Step 5: Solve for x
    x = 65,063,624,275,301.86/10,512,728.73
  6. Step 6: Final answer
    x = 6,189,032.93

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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.