Home / 5,615,731.08-7,749,710.40-3,168,860.70

Finding the Fourth Proportional to 5,615,731.08, 7,749,710.40 and 3,168,860.70

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Solution

The fourth proportional to 5,615,731.08, 7,749,710.40 and 3,168,860.70 is: 4,373,028.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615,731.08 : 7,749,710.40 = 3,168,860.70 : x
  2. Step 2: Convert to fraction form
    5,615,731.08/7,749,710.40 = 3,168,860.70/x
  3. Step 3: Cross multiply
    5,615,731.08x = 7,749,710.40 × 3,168,860.70
  4. Step 4: Simplify right side
    5,615,731.08x = 24,557,752,722,941.28
  5. Step 5: Solve for x
    x = 24,557,752,722,941.28/5,615,731.08
  6. Step 6: Final answer
    x = 4,373,028.62

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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.