Home / 7,139,363.23-10,713,299.78-2,590,766.92

Finding the Fourth Proportional to 7,139,363.23, 10,713,299.78 and 2,590,766.92

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Solution

The fourth proportional to 7,139,363.23, 10,713,299.78 and 2,590,766.92 is: 3,887,694.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,139,363.23 : 10,713,299.78 = 2,590,766.92 : x
  2. Step 2: Convert to fraction form
    7,139,363.23/10,713,299.78 = 2,590,766.92/x
  3. Step 3: Cross multiply
    7,139,363.23x = 10,713,299.78 × 2,590,766.92
  4. Step 4: Simplify right side
    7,139,363.23x = 27,755,662,674,067.27
  5. Step 5: Solve for x
    x = 27,755,662,674,067.27/7,139,363.23
  6. Step 6: Final answer
    x = 3,887,694.43

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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.