Home / 15,922,515.69-23,848,765.11-13,158,740.61

Finding the Fourth Proportional to 15,922,515.69, 23,848,765.11 and 13,158,740.61

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Solution

The fourth proportional to 15,922,515.69, 23,848,765.11 and 13,158,740.61 is: 19,709,179.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,922,515.69 : 23,848,765.11 = 13,158,740.61 : x
  2. Step 2: Convert to fraction form
    15,922,515.69/23,848,765.11 = 13,158,740.61/x
  3. Step 3: Cross multiply
    15,922,515.69x = 23,848,765.11 × 13,158,740.61
  4. Step 4: Simplify right side
    15,922,515.69x = 313,819,713,951,308.12
  5. Step 5: Solve for x
    x = 313,819,713,951,308.12/15,922,515.69
  6. Step 6: Final answer
    x = 19,709,179.13

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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.