Home / 21,195,200.55-31,796,948.03-9,064,640.55

Finding the Fourth Proportional to 21,195,200.55, 31,796,948.03 and 9,064,640.55

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Solution

The fourth proportional to 21,195,200.55, 31,796,948.03 and 9,064,640.55 is: 13,598,734.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,195,200.55 : 31,796,948.03 = 9,064,640.55 : x
  2. Step 2: Convert to fraction form
    21,195,200.55/31,796,948.03 = 9,064,640.55/x
  3. Step 3: Cross multiply
    21,195,200.55x = 31,796,948.03 × 9,064,640.55
  4. Step 4: Simplify right side
    21,195,200.55x = 288,227,904,433,657.44
  5. Step 5: Solve for x
    x = 288,227,904,433,657.44/21,195,200.55
  6. Step 6: Final answer
    x = 13,598,734.48

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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.