Home / 11,340,469.95-15,642,890.96-7,259,003.07

Finding the Fourth Proportional to 11,340,469.95, 15,642,890.96 and 7,259,003.07

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Solution

The fourth proportional to 11,340,469.95, 15,642,890.96 and 7,259,003.07 is: 10,012,970.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,340,469.95 : 15,642,890.96 = 7,259,003.07 : x
  2. Step 2: Convert to fraction form
    11,340,469.95/15,642,890.96 = 7,259,003.07/x
  3. Step 3: Cross multiply
    11,340,469.95x = 15,642,890.96 × 7,259,003.07
  4. Step 4: Simplify right side
    11,340,469.95x = 113,551,793,466,020.23
  5. Step 5: Solve for x
    x = 113,551,793,466,020.23/11,340,469.95
  6. Step 6: Final answer
    x = 10,012,970.71

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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.