Home / 7,270,850.61-10,905,092.91-3,432,665.61

Finding the Fourth Proportional to 7,270,850.61, 10,905,092.91 and 3,432,665.61

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Solution

The fourth proportional to 7,270,850.61, 10,905,092.91 and 3,432,665.61 is: 5,148,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270,850.61 : 10,905,092.91 = 3,432,665.61 : x
  2. Step 2: Convert to fraction form
    7,270,850.61/10,905,092.91 = 3,432,665.61/x
  3. Step 3: Cross multiply
    7,270,850.61x = 10,905,092.91 × 3,432,665.61
  4. Step 4: Simplify right side
    7,270,850.61x = 37,433,537,406,011.82
  5. Step 5: Solve for x
    x = 37,433,537,406,011.82/7,270,850.61
  6. Step 6: Final answer
    x = 5,148,439.90

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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.