Home / 13,486,544.90-20,229,817.35-4,965,774.20

Finding the Fourth Proportional to 13,486,544.90, 20,229,817.35 and 4,965,774.20

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Solution

The fourth proportional to 13,486,544.90, 20,229,817.35 and 4,965,774.20 is: 7,448,661.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,544.90 : 20,229,817.35 = 4,965,774.20 : x
  2. Step 2: Convert to fraction form
    13,486,544.90/20,229,817.35 = 4,965,774.20/x
  3. Step 3: Cross multiply
    13,486,544.90x = 20,229,817.35 × 4,965,774.20
  4. Step 4: Simplify right side
    13,486,544.90x = 100,456,705,067,342.38
  5. Step 5: Solve for x
    x = 100,456,705,067,342.38/13,486,544.90
  6. Step 6: Final answer
    x = 7,448,661.30

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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.