Home / 8,367,980.30-12,546,065.55-3,821,207.30

Finding the Fourth Proportional to 8,367,980.30, 12,546,065.55 and 3,821,207.30

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Solution

The fourth proportional to 8,367,980.30, 12,546,065.55 and 3,821,207.30 is: 5,729,114.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367,980.30 : 12,546,065.55 = 3,821,207.30 : x
  2. Step 2: Convert to fraction form
    8,367,980.30/12,546,065.55 = 3,821,207.30/x
  3. Step 3: Cross multiply
    8,367,980.30x = 12,546,065.55 × 3,821,207.30
  4. Step 4: Simplify right side
    8,367,980.30x = 47,941,117,265,938.52
  5. Step 5: Solve for x
    x = 47,941,117,265,938.52/8,367,980.30
  6. Step 6: Final answer
    x = 5,729,114.50

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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.