Home / 7,884,906.80-11,827,360.20-2,205,575.60

Finding the Fourth Proportional to 7,884,906.80, 11,827,360.20 and 2,205,575.60

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Solution

The fourth proportional to 7,884,906.80, 11,827,360.20 and 2,205,575.60 is: 3,308,363.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,906.80 : 11,827,360.20 = 2,205,575.60 : x
  2. Step 2: Convert to fraction form
    7,884,906.80/11,827,360.20 = 2,205,575.60/x
  3. Step 3: Cross multiply
    7,884,906.80x = 11,827,360.20 × 2,205,575.60
  4. Step 4: Simplify right side
    7,884,906.80x = 26,086,137,069,531.12
  5. Step 5: Solve for x
    x = 26,086,137,069,531.12/7,884,906.80
  6. Step 6: Final answer
    x = 3,308,363.40

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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.