Home / 7,721,014.70-10,654,967.81-4,283,255.73

Finding the Fourth Proportional to 7,721,014.70, 10,654,967.81 and 4,283,255.73

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Solution

The fourth proportional to 7,721,014.70, 10,654,967.81 and 4,283,255.73 is: 5,910,874.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,014.70 : 10,654,967.81 = 4,283,255.73 : x
  2. Step 2: Convert to fraction form
    7,721,014.70/10,654,967.81 = 4,283,255.73/x
  3. Step 3: Cross multiply
    7,721,014.70x = 10,654,967.81 × 4,283,255.73
  4. Step 4: Simplify right side
    7,721,014.70x = 45,637,951,975,812.31
  5. Step 5: Solve for x
    x = 45,637,951,975,812.31/7,721,014.70
  6. Step 6: Final answer
    x = 5,910,874.90

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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.