Home / 5,009,218.52-6,912,734.87-2,717,379.21

Finding the Fourth Proportional to 5,009,218.52, 6,912,734.87 and 2,717,379.21

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Solution

The fourth proportional to 5,009,218.52, 6,912,734.87 and 2,717,379.21 is: 3,749,990.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009,218.52 : 6,912,734.87 = 2,717,379.21 : x
  2. Step 2: Convert to fraction form
    5,009,218.52/6,912,734.87 = 2,717,379.21/x
  3. Step 3: Cross multiply
    5,009,218.52x = 6,912,734.87 × 2,717,379.21
  4. Step 4: Simplify right side
    5,009,218.52x = 18,784,522,006,393.16
  5. Step 5: Solve for x
    x = 18,784,522,006,393.16/5,009,218.52
  6. Step 6: Final answer
    x = 3,749,990.53

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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.