Home / 21,976,896.80-32,965,345.20-11,227,354.40

Finding the Fourth Proportional to 21,976,896.80, 32,965,345.20 and 11,227,354.40

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Solution

The fourth proportional to 21,976,896.80, 32,965,345.20 and 11,227,354.40 is: 16,841,031.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,976,896.80 : 32,965,345.20 = 11,227,354.40 : x
  2. Step 2: Convert to fraction form
    21,976,896.80/32,965,345.20 = 11,227,354.40/x
  3. Step 3: Cross multiply
    21,976,896.80x = 32,965,345.20 × 11,227,354.40
  4. Step 4: Simplify right side
    21,976,896.80x = 370,113,613,478,738.88
  5. Step 5: Solve for x
    x = 370,113,613,478,738.88/21,976,896.80
  6. Step 6: Final answer
    x = 16,841,031.60

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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.