Home / 21,401,239.32-32,102,911.98-8,620,016.04

Finding the Fourth Proportional to 21,401,239.32, 32,102,911.98 and 8,620,016.04

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Solution

The fourth proportional to 21,401,239.32, 32,102,911.98 and 8,620,016.04 is: 12,930,448.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,401,239.32 : 32,102,911.98 = 8,620,016.04 : x
  2. Step 2: Convert to fraction form
    21,401,239.32/32,102,911.98 = 8,620,016.04/x
  3. Step 3: Cross multiply
    21,401,239.32x = 32,102,911.98 × 8,620,016.04
  4. Step 4: Simplify right side
    21,401,239.32x = 276,727,616,198,308.12
  5. Step 5: Solve for x
    x = 276,727,616,198,308.12/21,401,239.32
  6. Step 6: Final answer
    x = 12,930,448.19

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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.