Home / 21,805,079.10-32,644,633.05-13,302,023.10

Finding the Fourth Proportional to 21,805,079.10, 32,644,633.05 and 13,302,023.10

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Solution

The fourth proportional to 21,805,079.10, 32,644,633.05 and 13,302,023.10 is: 19,914,610.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,805,079.10 : 32,644,633.05 = 13,302,023.10 : x
  2. Step 2: Convert to fraction form
    21,805,079.10/32,644,633.05 = 13,302,023.10/x
  3. Step 3: Cross multiply
    21,805,079.10x = 32,644,633.05 × 13,302,023.10
  4. Step 4: Simplify right side
    21,805,079.10x = 434,239,662,922,123.44
  5. Step 5: Solve for x
    x = 434,239,662,922,123.44/21,805,079.10
  6. Step 6: Final answer
    x = 19,914,610.76

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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.