Home / 12,083,733.10-18,125,599.65-11,619,246.70

Finding the Fourth Proportional to 12,083,733.10, 18,125,599.65 and 11,619,246.70

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Solution

The fourth proportional to 12,083,733.10, 18,125,599.65 and 11,619,246.70 is: 17,428,870.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083,733.10 : 18,125,599.65 = 11,619,246.70 : x
  2. Step 2: Convert to fraction form
    12,083,733.10/18,125,599.65 = 11,619,246.70/x
  3. Step 3: Cross multiply
    12,083,733.10x = 18,125,599.65 × 11,619,246.70
  4. Step 4: Simplify right side
    12,083,733.10x = 210,605,813,918,783.62
  5. Step 5: Solve for x
    x = 210,605,813,918,783.62/12,083,733.10
  6. Step 6: Final answer
    x = 17,428,870.05

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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.