Home / 13,744,705.14-18,968,020.56-7,549,881.59

Finding the Fourth Proportional to 13,744,705.14, 18,968,020.56 and 7,549,881.59

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Solution

The fourth proportional to 13,744,705.14, 18,968,020.56 and 7,549,881.59 is: 10,419,016.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,744,705.14 : 18,968,020.56 = 7,549,881.59 : x
  2. Step 2: Convert to fraction form
    13,744,705.14/18,968,020.56 = 7,549,881.59/x
  3. Step 3: Cross multiply
    13,744,705.14x = 18,968,020.56 × 7,549,881.59
  4. Step 4: Simplify right side
    13,744,705.14x = 143,206,309,129,845.38
  5. Step 5: Solve for x
    x = 143,206,309,129,845.38/13,744,705.14
  6. Step 6: Final answer
    x = 10,419,016.46

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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.