Home / 15,214,822.62-20,996,411.64-8,339,283.42

Finding the Fourth Proportional to 15,214,822.62, 20,996,411.64 and 8,339,283.42

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Solution

The fourth proportional to 15,214,822.62, 20,996,411.64 and 8,339,283.42 is: 11,508,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,214,822.62 : 20,996,411.64 = 8,339,283.42 : x
  2. Step 2: Convert to fraction form
    15,214,822.62/20,996,411.64 = 8,339,283.42/x
  3. Step 3: Cross multiply
    15,214,822.62x = 20,996,411.64 × 8,339,283.42
  4. Step 4: Simplify right side
    15,214,822.62x = 175,095,027,468,947
  5. Step 5: Solve for x
    x = 175,095,027,468,947/15,214,822.62
  6. Step 6: Final answer
    x = 11,508,187.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.