Home / 13,483,960.80-20,226,531.60-3,900,308.10

Finding the Fourth Proportional to 13,483,960.80, 20,226,531.60 and 3,900,308.10

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Solution

The fourth proportional to 13,483,960.80, 20,226,531.60 and 3,900,308.10 is: 5,850,632.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483,960.80 : 20,226,531.60 = 3,900,308.10 : x
  2. Step 2: Convert to fraction form
    13,483,960.80/20,226,531.60 = 3,900,308.10/x
  3. Step 3: Cross multiply
    13,483,960.80x = 20,226,531.60 × 3,900,308.10
  4. Step 4: Simplify right side
    13,483,960.80x = 78,889,705,034,385.97
  5. Step 5: Solve for x
    x = 78,889,705,034,385.97/13,483,960.80
  6. Step 6: Final answer
    x = 5,850,632.93

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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.