Home / 8,243,975.40-12,360,058.20-3,449,196.60

Finding the Fourth Proportional to 8,243,975.40, 12,360,058.20 and 3,449,196.60

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Solution

The fourth proportional to 8,243,975.40, 12,360,058.20 and 3,449,196.60 is: 5,171,324.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243,975.40 : 12,360,058.20 = 3,449,196.60 : x
  2. Step 2: Convert to fraction form
    8,243,975.40/12,360,058.20 = 3,449,196.60/x
  3. Step 3: Cross multiply
    8,243,975.40x = 12,360,058.20 × 3,449,196.60
  4. Step 4: Simplify right side
    8,243,975.40x = 42,632,270,719,242.12
  5. Step 5: Solve for x
    x = 42,632,270,719,242.12/8,243,975.40
  6. Step 6: Final answer
    x = 5,171,324.35

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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.