Home / 10,441,760.45-15,678,015.84-5,839,763.06

Finding the Fourth Proportional to 10,441,760.45, 15,678,015.84 and 5,839,763.06

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Solution

The fourth proportional to 10,441,760.45, 15,678,015.84 and 5,839,763.06 is: 8,768,243.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,441,760.45 : 15,678,015.84 = 5,839,763.06 : x
  2. Step 2: Convert to fraction form
    10,441,760.45/15,678,015.84 = 5,839,763.06/x
  3. Step 3: Cross multiply
    10,441,760.45x = 15,678,015.84 × 5,839,763.06
  4. Step 4: Simplify right side
    10,441,760.45x = 91,555,897,678,136.78
  5. Step 5: Solve for x
    x = 91,555,897,678,136.78/10,441,760.45
  6. Step 6: Final answer
    x = 8,768,243.45

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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.