Home / 21,329,004.96-31,996,825.20-6,948,725.04

Finding the Fourth Proportional to 21,329,004.96, 31,996,825.20 and 6,948,725.04

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Solution

The fourth proportional to 21,329,004.96, 31,996,825.20 and 6,948,725.04 is: 10,424,168.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,329,004.96 : 31,996,825.20 = 6,948,725.04 : x
  2. Step 2: Convert to fraction form
    21,329,004.96/31,996,825.20 = 6,948,725.04/x
  3. Step 3: Cross multiply
    21,329,004.96x = 31,996,825.20 × 6,948,725.04
  4. Step 4: Simplify right side
    21,329,004.96x = 222,337,140,467,743
  5. Step 5: Solve for x
    x = 222,337,140,467,743/21,329,004.96
  6. Step 6: Final answer
    x = 10,424,168.45

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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.