Home / 43,553,165.67-65,375,147.49-19,309,118.45

Finding the Fourth Proportional to 43,553,165.67, 65,375,147.49 and 19,309,118.45

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Solution

The fourth proportional to 43,553,165.67, 65,375,147.49 and 19,309,118.45 is: 28,983,805.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,553,165.67 : 65,375,147.49 = 19,309,118.45 : x
  2. Step 2: Convert to fraction form
    43,553,165.67/65,375,147.49 = 19,309,118.45/x
  3. Step 3: Cross multiply
    43,553,165.67x = 65,375,147.49 × 19,309,118.45
  4. Step 4: Simplify right side
    43,553,165.67x = 1,262,336,466,407,192.50
  5. Step 5: Solve for x
    x = 1,262,336,466,407,192.50/43,553,165.67
  6. Step 6: Final answer
    x = 28,983,805.12

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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.