Home / 10,556,721.38-15,834,805.04-3,368,693.90

Finding the Fourth Proportional to 10,556,721.38, 15,834,805.04 and 3,368,693.90

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Solution

The fourth proportional to 10,556,721.38, 15,834,805.04 and 3,368,693.90 is: 5,052,952.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556,721.38 : 15,834,805.04 = 3,368,693.90 : x
  2. Step 2: Convert to fraction form
    10,556,721.38/15,834,805.04 = 3,368,693.90/x
  3. Step 3: Cross multiply
    10,556,721.38x = 15,834,805.04 × 3,368,693.90
  4. Step 4: Simplify right side
    10,556,721.38x = 53,342,611,145,937.25
  5. Step 5: Solve for x
    x = 53,342,611,145,937.25/10,556,721.38
  6. Step 6: Final answer
    x = 5,052,952.45

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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.