Home / 22,278,438-30,744,244.44-12,620,646

Finding the Fourth Proportional to 22,278,438, 30,744,244.44 and 12,620,646

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Solution

The fourth proportional to 22,278,438, 30,744,244.44 and 12,620,646 is: 17,416,491.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,278,438 : 30,744,244.44 = 12,620,646 : x
  2. Step 2: Convert to fraction form
    22,278,438/30,744,244.44 = 12,620,646/x
  3. Step 3: Cross multiply
    22,278,438x = 30,744,244.44 × 12,620,646
  4. Step 4: Simplify right side
    22,278,438x = 388,012,225,614,708.25
  5. Step 5: Solve for x
    x = 388,012,225,614,708.25/22,278,438
  6. Step 6: Final answer
    x = 17,416,491.48

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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.