Home / 18,482,352.41-27,848,299.34-15,314,390.16

Finding the Fourth Proportional to 18,482,352.41, 27,848,299.34 and 15,314,390.16

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Solution

The fourth proportional to 18,482,352.41, 27,848,299.34 and 15,314,390.16 is: 23,074,969.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,482,352.41 : 27,848,299.34 = 15,314,390.16 : x
  2. Step 2: Convert to fraction form
    18,482,352.41/27,848,299.34 = 15,314,390.16/x
  3. Step 3: Cross multiply
    18,482,352.41x = 27,848,299.34 × 15,314,390.16
  4. Step 4: Simplify right side
    18,482,352.41x = 426,479,721,308,658.56
  5. Step 5: Solve for x
    x = 426,479,721,308,658.56/18,482,352.41
  6. Step 6: Final answer
    x = 23,074,969.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.