Home / 10,387,986.92-15,582,763.65-3,100,871.06

Finding the Fourth Proportional to 10,387,986.92, 15,582,763.65 and 3,100,871.06

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Solution

The fourth proportional to 10,387,986.92, 15,582,763.65 and 3,100,871.06 is: 4,651,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387,986.92 : 15,582,763.65 = 3,100,871.06 : x
  2. Step 2: Convert to fraction form
    10,387,986.92/15,582,763.65 = 3,100,871.06/x
  3. Step 3: Cross multiply
    10,387,986.92x = 15,582,763.65 × 3,100,871.06
  4. Step 4: Simplify right side
    10,387,986.92x = 48,320,140,837,104.97
  5. Step 5: Solve for x
    x = 48,320,140,837,104.97/10,387,986.92
  6. Step 6: Final answer
    x = 4,651,540.40

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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.