Home / 22,246,165.72-30,699,954.24-12,323,200.39

Finding the Fourth Proportional to 22,246,165.72, 30,699,954.24 and 12,323,200.39

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Solution

The fourth proportional to 22,246,165.72, 30,699,954.24 and 12,323,200.39 is: 17,006,152.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,246,165.72 : 30,699,954.24 = 12,323,200.39 : x
  2. Step 2: Convert to fraction form
    22,246,165.72/30,699,954.24 = 12,323,200.39/x
  3. Step 3: Cross multiply
    22,246,165.72x = 30,699,954.24 × 12,323,200.39
  4. Step 4: Simplify right side
    22,246,165.72x = 378,321,688,063,350.12
  5. Step 5: Solve for x
    x = 378,321,688,063,350.12/22,246,165.72
  6. Step 6: Final answer
    x = 17,006,152.56

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1.5x scale

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.