Home / 7,225,141.78-10,846,961.13-6,206,985.92

Finding the Fourth Proportional to 7,225,141.78, 10,846,961.13 and 6,206,985.92

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Solution

The fourth proportional to 7,225,141.78, 10,846,961.13 and 6,206,985.92 is: 9,318,424.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225,141.78 : 10,846,961.13 = 6,206,985.92 : x
  2. Step 2: Convert to fraction form
    7,225,141.78/10,846,961.13 = 6,206,985.92/x
  3. Step 3: Cross multiply
    7,225,141.78x = 10,846,961.13 × 6,206,985.92
  4. Step 4: Simplify right side
    7,225,141.78x = 67,326,935,008,697.30
  5. Step 5: Solve for x
    x = 67,326,935,008,697.30/7,225,141.78
  6. Step 6: Final answer
    x = 9,318,424.06

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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.