Home / 11,920,133.81-17,882,866.13-4,347,099.56

Finding the Fourth Proportional to 11,920,133.81, 17,882,866.13 and 4,347,099.56

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Solution

The fourth proportional to 11,920,133.81, 17,882,866.13 and 4,347,099.56 is: 6,521,621.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,920,133.81 : 17,882,866.13 = 4,347,099.56 : x
  2. Step 2: Convert to fraction form
    11,920,133.81/17,882,866.13 = 4,347,099.56/x
  3. Step 3: Cross multiply
    11,920,133.81x = 17,882,866.13 × 4,347,099.56
  4. Step 4: Simplify right side
    11,920,133.81x = 77,738,599,508,233.56
  5. Step 5: Solve for x
    x = 77,738,599,508,233.56/11,920,133.81
  6. Step 6: Final answer
    x = 6,521,621.38

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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.