Home / 7,884,969.60-11,822,788.80-4,105,833.60

Finding the Fourth Proportional to 7,884,969.60, 11,822,788.80 and 4,105,833.60

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Solution

The fourth proportional to 7,884,969.60, 11,822,788.80 and 4,105,833.60 is: 6,156,320.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,969.60 : 11,822,788.80 = 4,105,833.60 : x
  2. Step 2: Convert to fraction form
    7,884,969.60/11,822,788.80 = 4,105,833.60/x
  3. Step 3: Cross multiply
    7,884,969.60x = 11,822,788.80 × 4,105,833.60
  4. Step 4: Simplify right side
    7,884,969.60x = 48,542,403,500,743.69
  5. Step 5: Solve for x
    x = 48,542,403,500,743.69/7,884,969.60
  6. Step 6: Final answer
    x = 6,156,320.95

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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.