Home / 13,501,757.25-18,632,599.97-7,390,054.53

Finding the Fourth Proportional to 13,501,757.25, 18,632,599.97 and 7,390,054.53

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Solution

The fourth proportional to 13,501,757.25, 18,632,599.97 and 7,390,054.53 is: 10,198,371.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,501,757.25 : 18,632,599.97 = 7,390,054.53 : x
  2. Step 2: Convert to fraction form
    13,501,757.25/18,632,599.97 = 7,390,054.53/x
  3. Step 3: Cross multiply
    13,501,757.25x = 18,632,599.97 × 7,390,054.53
  4. Step 4: Simplify right side
    13,501,757.25x = 137,695,929,777,026.09
  5. Step 5: Solve for x
    x = 137,695,929,777,026.09/13,501,757.25
  6. Step 6: Final answer
    x = 10,198,371.01

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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.