Home / 13,662,246.94-18,841,691.71-11,335,453.90

Finding the Fourth Proportional to 13,662,246.94, 18,841,691.71 and 11,335,453.90

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Solution

The fourth proportional to 13,662,246.94, 18,841,691.71 and 11,335,453.90 is: 15,632,796.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,662,246.94 : 18,841,691.71 = 11,335,453.90 : x
  2. Step 2: Convert to fraction form
    13,662,246.94/18,841,691.71 = 11,335,453.90/x
  3. Step 3: Cross multiply
    13,662,246.94x = 18,841,691.71 × 11,335,453.90
  4. Step 4: Simplify right side
    13,662,246.94x = 213,579,127,776,717.19
  5. Step 5: Solve for x
    x = 213,579,127,776,717.19/13,662,246.94
  6. Step 6: Final answer
    x = 15,632,796.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.