Home / 43,553,165.80-65,375,147.68-19,309,118.57

Finding the Fourth Proportional to 43,553,165.80, 65,375,147.68 and 19,309,118.57

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Solution

The fourth proportional to 43,553,165.80, 65,375,147.68 and 19,309,118.57 is: 28,983,805.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,553,165.80 : 65,375,147.68 = 19,309,118.57 : x
  2. Step 2: Convert to fraction form
    43,553,165.80/65,375,147.68 = 19,309,118.57/x
  3. Step 3: Cross multiply
    43,553,165.80x = 65,375,147.68 × 19,309,118.57
  4. Step 4: Simplify right side
    43,553,165.80x = 1,262,336,478,199,545.75
  5. Step 5: Solve for x
    x = 1,262,336,478,199,545.75/43,553,165.80
  6. Step 6: Final answer
    x = 28,983,805.31

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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.