Home / 11,482,155-17,217,252.56-5,415,257.68

Finding the Fourth Proportional to 11,482,155, 17,217,252.56 and 5,415,257.68

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Solution

The fourth proportional to 11,482,155, 17,217,252.56 and 5,415,257.68 is: 8,120,066.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,482,155 : 17,217,252.56 = 5,415,257.68 : x
  2. Step 2: Convert to fraction form
    11,482,155/17,217,252.56 = 5,415,257.68/x
  3. Step 3: Cross multiply
    11,482,155x = 17,217,252.56 × 5,415,257.68
  4. Step 4: Simplify right side
    11,482,155x = 93,235,859,124,534.67
  5. Step 5: Solve for x
    x = 93,235,859,124,534.67/11,482,155
  6. Step 6: Final answer
    x = 8,120,066.24

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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.