Home / 22,244,672.32-30,696,293.54-12,320,966.78

Finding the Fourth Proportional to 22,244,672.32, 30,696,293.54 and 12,320,966.78

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Solution

The fourth proportional to 22,244,672.32, 30,696,293.54 and 12,320,966.78 is: 17,002,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,244,672.32 : 30,696,293.54 = 12,320,966.78 : x
  2. Step 2: Convert to fraction form
    22,244,672.32/30,696,293.54 = 12,320,966.78/x
  3. Step 3: Cross multiply
    22,244,672.32x = 30,696,293.54 × 12,320,966.78
  4. Step 4: Simplify right side
    22,244,672.32x = 378,208,012,975,468.56
  5. Step 5: Solve for x
    x = 378,208,012,975,468.56/22,244,672.32
  6. Step 6: Final answer
    x = 17,002,184.05

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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.