Home / 21,801,239.36-32,718,655.20-17,551,818.56

Finding the Fourth Proportional to 21,801,239.36, 32,718,655.20 and 17,551,818.56

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Solution

The fourth proportional to 21,801,239.36, 32,718,655.20 and 17,551,818.56 is: 26,341,250.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,801,239.36 : 32,718,655.20 = 17,551,818.56 : x
  2. Step 2: Convert to fraction form
    21,801,239.36/32,718,655.20 = 17,551,818.56/x
  3. Step 3: Cross multiply
    21,801,239.36x = 32,718,655.20 × 17,551,818.56
  4. Step 4: Simplify right side
    21,801,239.36x = 574,271,899,597,600.50
  5. Step 5: Solve for x
    x = 574,271,899,597,600.50/21,801,239.36
  6. Step 6: Final answer
    x = 26,341,250.15

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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.