Home / 21,805,228.20-32,707,842.30-15,002,783.40

Finding the Fourth Proportional to 21,805,228.20, 32,707,842.30 and 15,002,783.40

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Solution

The fourth proportional to 21,805,228.20, 32,707,842.30 and 15,002,783.40 is: 22,504,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,805,228.20 : 32,707,842.30 = 15,002,783.40 : x
  2. Step 2: Convert to fraction form
    21,805,228.20/32,707,842.30 = 15,002,783.40/x
  3. Step 3: Cross multiply
    21,805,228.20x = 32,707,842.30 × 15,002,783.40
  4. Step 4: Simplify right side
    21,805,228.20x = 490,708,673,508,257.81
  5. Step 5: Solve for x
    x = 490,708,673,508,257.81/21,805,228.20
  6. Step 6: Final answer
    x = 22,504,175.10

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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.