Home / 5,360,845.28-7,397,841.84-2,913,398.24

Finding the Fourth Proportional to 5,360,845.28, 7,397,841.84 and 2,913,398.24

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Solution

The fourth proportional to 5,360,845.28, 7,397,841.84 and 2,913,398.24 is: 4,020,421.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360,845.28 : 7,397,841.84 = 2,913,398.24 : x
  2. Step 2: Convert to fraction form
    5,360,845.28/7,397,841.84 = 2,913,398.24/x
  3. Step 3: Cross multiply
    5,360,845.28x = 7,397,841.84 × 2,913,398.24
  4. Step 4: Simplify right side
    5,360,845.28x = 21,552,859,396,454.36
  5. Step 5: Solve for x
    x = 21,552,859,396,454.36/5,360,845.28
  6. Step 6: Final answer
    x = 4,020,421.83

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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.