Home / 5,356,708.38-7,392,310.92-2,909,367.21

Finding the Fourth Proportional to 5,356,708.38, 7,392,310.92 and 2,909,367.21

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Solution

The fourth proportional to 5,356,708.38, 7,392,310.92 and 2,909,367.21 is: 4,014,955.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356,708.38 : 7,392,310.92 = 2,909,367.21 : x
  2. Step 2: Convert to fraction form
    5,356,708.38/7,392,310.92 = 2,909,367.21/x
  3. Step 3: Cross multiply
    5,356,708.38x = 7,392,310.92 × 2,909,367.21
  4. Step 4: Simplify right side
    5,356,708.38x = 21,506,946,996,772.93
  5. Step 5: Solve for x
    x = 21,506,946,996,772.93/5,356,708.38
  6. Step 6: Final answer
    x = 4,014,955.73

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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.