Home / 11,482,130.66-17,217,215.78-5,415,233.40

Finding the Fourth Proportional to 11,482,130.66, 17,217,215.78 and 5,415,233.40

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Solution

The fourth proportional to 11,482,130.66, 17,217,215.78 and 5,415,233.40 is: 8,120,029.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,482,130.66 : 17,217,215.78 = 5,415,233.40 : x
  2. Step 2: Convert to fraction form
    11,482,130.66/17,217,215.78 = 5,415,233.40/x
  3. Step 3: Cross multiply
    11,482,130.66x = 17,217,215.78 × 5,415,233.40
  4. Step 4: Simplify right side
    11,482,130.66x = 93,235,241,919,786.89
  5. Step 5: Solve for x
    x = 93,235,241,919,786.89/11,482,130.66
  6. Step 6: Final answer
    x = 8,120,029.70

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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.