Home / 21,719,689.68-32,529,933.36-10,368,109.92

Finding the Fourth Proportional to 21,719,689.68, 32,529,933.36 and 10,368,109.92

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Solution

The fourth proportional to 21,719,689.68, 32,529,933.36 and 10,368,109.92 is: 15,528,487.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,719,689.68 : 32,529,933.36 = 10,368,109.92 : x
  2. Step 2: Convert to fraction form
    21,719,689.68/32,529,933.36 = 10,368,109.92/x
  3. Step 3: Cross multiply
    21,719,689.68x = 32,529,933.36 × 10,368,109.92
  4. Step 4: Simplify right side
    21,719,689.68x = 337,273,924,766,754.94
  5. Step 5: Solve for x
    x = 337,273,924,766,754.94/21,719,689.68
  6. Step 6: Final answer
    x = 15,528,487.27

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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.