Home / 13,682,971.60-20,483,567.52-8,275,264

Finding the Fourth Proportional to 13,682,971.60, 20,483,567.52 and 8,275,264

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Solution

The fourth proportional to 13,682,971.60, 20,483,567.52 and 8,275,264 is: 12,388,166.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,682,971.60 : 20,483,567.52 = 8,275,264 : x
  2. Step 2: Convert to fraction form
    13,682,971.60/20,483,567.52 = 8,275,264/x
  3. Step 3: Cross multiply
    13,682,971.60x = 20,483,567.52 × 8,275,264
  4. Step 4: Simplify right side
    13,682,971.60x = 169,506,928,889,825.28
  5. Step 5: Solve for x
    x = 169,506,928,889,825.28/13,682,971.60
  6. Step 6: Final answer
    x = 12,388,166.39

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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.