Home / 13,713,286.49-20,555,426.88-5,071,833.48

Finding the Fourth Proportional to 13,713,286.49, 20,555,426.88 and 5,071,833.48

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Solution

The fourth proportional to 13,713,286.49, 20,555,426.88 and 5,071,833.48 is: 7,602,386.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,713,286.49 : 20,555,426.88 = 5,071,833.48 : x
  2. Step 2: Convert to fraction form
    13,713,286.49/20,555,426.88 = 5,071,833.48/x
  3. Step 3: Cross multiply
    13,713,286.49x = 20,555,426.88 × 5,071,833.48
  4. Step 4: Simplify right side
    13,713,286.49x = 104,253,702,322,758.78
  5. Step 5: Solve for x
    x = 104,253,702,322,758.78/13,713,286.49
  6. Step 6: Final answer
    x = 7,602,386.37

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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.