Home / 13,291,753.22-19,926,257.76-5,100,273.84

Finding the Fourth Proportional to 13,291,753.22, 19,926,257.76 and 5,100,273.84

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Solution

The fourth proportional to 13,291,753.22, 19,926,257.76 and 5,100,273.84 is: 7,646,047.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,291,753.22 : 19,926,257.76 = 5,100,273.84 : x
  2. Step 2: Convert to fraction form
    13,291,753.22/19,926,257.76 = 5,100,273.84/x
  3. Step 3: Cross multiply
    13,291,753.22x = 19,926,257.76 × 5,100,273.84
  4. Step 4: Simplify right side
    13,291,753.22x = 101,629,371,242,806.50
  5. Step 5: Solve for x
    x = 101,629,371,242,806.50/13,291,753.22
  6. Step 6: Final answer
    x = 7,646,047.11

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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.