Home / 13,745,404.44-18,967,551.30-7,944,561.90

Finding the Fourth Proportional to 13,745,404.44, 18,967,551.30 and 7,944,561.90

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Solution

The fourth proportional to 13,745,404.44, 18,967,551.30 and 7,944,561.90 is: 10,962,855.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,745,404.44 : 18,967,551.30 = 7,944,561.90 : x
  2. Step 2: Convert to fraction form
    13,745,404.44/18,967,551.30 = 7,944,561.90/x
  3. Step 3: Cross multiply
    13,745,404.44x = 18,967,551.30 × 7,944,561.90
  4. Step 4: Simplify right side
    13,745,404.44x = 150,688,885,394,275.47
  5. Step 5: Solve for x
    x = 150,688,885,394,275.47/13,745,404.44
  6. Step 6: Final answer
    x = 10,962,855.70

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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.