Home / 27,215,999.40-40,823,999.10-15,247,180.20

Finding the Fourth Proportional to 27,215,999.40, 40,823,999.10 and 15,247,180.20

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Solution

The fourth proportional to 27,215,999.40, 40,823,999.10 and 15,247,180.20 is: 22,870,770.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,215,999.40 : 40,823,999.10 = 15,247,180.20 : x
  2. Step 2: Convert to fraction form
    27,215,999.40/40,823,999.10 = 15,247,180.20/x
  3. Step 3: Cross multiply
    27,215,999.40x = 40,823,999.10 × 15,247,180.20
  4. Step 4: Simplify right side
    27,215,999.40x = 622,450,870,762,337.75
  5. Step 5: Solve for x
    x = 622,450,870,762,337.75/27,215,999.40
  6. Step 6: Final answer
    x = 22,870,770.30

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1.5x scale

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.