Home / 10,257,486.60-15,387,612.30-3,527,963.40

Finding the Fourth Proportional to 10,257,486.60, 15,387,612.30 and 3,527,963.40

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Solution

The fourth proportional to 10,257,486.60, 15,387,612.30 and 3,527,963.40 is: 5,292,420.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257,486.60 : 15,387,612.30 = 3,527,963.40 : x
  2. Step 2: Convert to fraction form
    10,257,486.60/15,387,612.30 = 3,527,963.40/x
  3. Step 3: Cross multiply
    10,257,486.60x = 15,387,612.30 × 3,527,963.40
  4. Step 4: Simplify right side
    10,257,486.60x = 54,286,933,007,789.82
  5. Step 5: Solve for x
    x = 54,286,933,007,789.82/10,257,486.60
  6. Step 6: Final answer
    x = 5,292,420.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.