Home / 8,344,017.81-12,499,197.75-6,992,386.20

Finding the Fourth Proportional to 8,344,017.81, 12,499,197.75 and 6,992,386.20

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Solution

The fourth proportional to 8,344,017.81, 12,499,197.75 and 6,992,386.20 is: 10,474,476.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344,017.81 : 12,499,197.75 = 6,992,386.20 : x
  2. Step 2: Convert to fraction form
    8,344,017.81/12,499,197.75 = 6,992,386.20/x
  3. Step 3: Cross multiply
    8,344,017.81x = 12,499,197.75 × 6,992,386.20
  4. Step 4: Simplify right side
    8,344,017.81x = 87,399,217,858,171.05
  5. Step 5: Solve for x
    x = 87,399,217,858,171.05/8,344,017.81
  6. Step 6: Final answer
    x = 10,474,476.43

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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.