Home / 13,682,972.60-20,483,569.02-8,275,265

Finding the Fourth Proportional to 13,682,972.60, 20,483,569.02 and 8,275,265

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Solution

The fourth proportional to 13,682,972.60, 20,483,569.02 and 8,275,265 is: 12,388,167.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,682,972.60 : 20,483,569.02 = 8,275,265 : x
  2. Step 2: Convert to fraction form
    13,682,972.60/20,483,569.02 = 8,275,265/x
  3. Step 3: Cross multiply
    13,682,972.60x = 20,483,569.02 × 8,275,265
  4. Step 4: Simplify right side
    13,682,972.60x = 169,506,961,786,290.28
  5. Step 5: Solve for x
    x = 169,506,961,786,290.28/13,682,972.60
  6. Step 6: Final answer
    x = 12,388,167.89

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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.