Home / 7,220,395.76-10,834,096.78-3,176,358.10

Finding the Fourth Proportional to 7,220,395.76, 10,834,096.78 and 3,176,358.10

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Solution

The fourth proportional to 7,220,395.76, 10,834,096.78 and 3,176,358.10 is: 4,766,078.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220,395.76 : 10,834,096.78 = 3,176,358.10 : x
  2. Step 2: Convert to fraction form
    7,220,395.76/10,834,096.78 = 3,176,358.10/x
  3. Step 3: Cross multiply
    7,220,395.76x = 10,834,096.78 × 3,176,358.10
  4. Step 4: Simplify right side
    7,220,395.76x = 34,412,971,040,222.12
  5. Step 5: Solve for x
    x = 34,412,971,040,222.12/7,220,395.76
  6. Step 6: Final answer
    x = 4,766,078.23

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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.