Home / 5,436,871.31-8,144,291.61-2,514,811.20

Finding the Fourth Proportional to 5,436,871.31, 8,144,291.61 and 2,514,811.20

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Solution

The fourth proportional to 5,436,871.31, 8,144,291.61 and 2,514,811.20 is: 3,767,121.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,871.31 : 8,144,291.61 = 2,514,811.20 : x
  2. Step 2: Convert to fraction form
    5,436,871.31/8,144,291.61 = 2,514,811.20/x
  3. Step 3: Cross multiply
    5,436,871.31x = 8,144,291.61 × 2,514,811.20
  4. Step 4: Simplify right side
    5,436,871.31x = 20,481,355,756,894.04
  5. Step 5: Solve for x
    x = 20,481,355,756,894.04/5,436,871.31
  6. Step 6: Final answer
    x = 3,767,121.68

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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.