Home / 13,739,814.30-18,960,203.61-7,627,849.14

Finding the Fourth Proportional to 13,739,814.30, 18,960,203.61 and 7,627,849.14

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Solution

The fourth proportional to 13,739,814.30, 18,960,203.61 and 7,627,849.14 is: 10,526,020.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,739,814.30 : 18,960,203.61 = 7,627,849.14 : x
  2. Step 2: Convert to fraction form
    13,739,814.30/18,960,203.61 = 7,627,849.14/x
  3. Step 3: Cross multiply
    13,739,814.30x = 18,960,203.61 × 7,627,849.14
  4. Step 4: Simplify right side
    13,739,814.30x = 144,625,572,800,763.38
  5. Step 5: Solve for x
    x = 144,625,572,800,763.38/13,739,814.30
  6. Step 6: Final answer
    x = 10,526,020.92

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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.