Home / 12,452,959.20-18,693,435.60-9,625,605.60

Finding the Fourth Proportional to 12,452,959.20, 18,693,435.60 and 9,625,605.60

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Solution

The fourth proportional to 12,452,959.20, 18,693,435.60 and 9,625,605.60 is: 14,449,227.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,959.20 : 18,693,435.60 = 9,625,605.60 : x
  2. Step 2: Convert to fraction form
    12,452,959.20/18,693,435.60 = 9,625,605.60/x
  3. Step 3: Cross multiply
    12,452,959.20x = 18,693,435.60 × 9,625,605.60
  4. Step 4: Simplify right side
    12,452,959.20x = 179,935,638,394,599.38
  5. Step 5: Solve for x
    x = 179,935,638,394,599.38/12,452,959.20
  6. Step 6: Final answer
    x = 14,449,227.33

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1.5x scale

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.