Home / 13,363,588.29-18,441,763.65-7,252,016.79

Finding the Fourth Proportional to 13,363,588.29, 18,441,763.65 and 7,252,016.79

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Solution

The fourth proportional to 13,363,588.29, 18,441,763.65 and 7,252,016.79 is: 10,007,789.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363,588.29 : 18,441,763.65 = 7,252,016.79 : x
  2. Step 2: Convert to fraction form
    13,363,588.29/18,441,763.65 = 7,252,016.79/x
  3. Step 3: Cross multiply
    13,363,588.29x = 18,441,763.65 × 7,252,016.79
  4. Step 4: Simplify right side
    13,363,588.29x = 133,739,979,627,011.67
  5. Step 5: Solve for x
    x = 133,739,979,627,011.67/13,363,588.29
  6. Step 6: Final answer
    x = 10,007,789.58

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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.