Home / 71,366,545.88-98,491,855.89-40,004,093.51

Finding the Fourth Proportional to 71,366,545.88, 98,491,855.89 and 40,004,093.51

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Solution

The fourth proportional to 71,366,545.88, 98,491,855.89 and 40,004,093.51 is: 55,209,024.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,366,545.88 : 98,491,855.89 = 40,004,093.51 : x
  2. Step 2: Convert to fraction form
    71,366,545.88/98,491,855.89 = 40,004,093.51/x
  3. Step 3: Cross multiply
    71,366,545.88x = 98,491,855.89 × 40,004,093.51
  4. Step 4: Simplify right side
    71,366,545.88x = 3,940,077,413,243,234
  5. Step 5: Solve for x
    x = 3,940,077,413,243,234/71,366,545.88
  6. Step 6: Final answer
    x = 55,209,024.96

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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.