Home / 21,837,013.92-32,754,339.36-6,690,989.28

Finding the Fourth Proportional to 21,837,013.92, 32,754,339.36 and 6,690,989.28

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Solution

The fourth proportional to 21,837,013.92, 32,754,339.36 and 6,690,989.28 is: 10,036,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,837,013.92 : 32,754,339.36 = 6,690,989.28 : x
  2. Step 2: Convert to fraction form
    21,837,013.92/32,754,339.36 = 6,690,989.28/x
  3. Step 3: Cross multiply
    21,837,013.92x = 32,754,339.36 × 6,690,989.28
  4. Step 4: Simplify right side
    21,837,013.92x = 219,158,933,531,242.06
  5. Step 5: Solve for x
    x = 219,158,933,531,242.06/21,837,013.92
  6. Step 6: Final answer
    x = 10,036,121.90

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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.