Home / 7,836,192.70-11,754,289.05-7,269,322.30

Finding the Fourth Proportional to 7,836,192.70, 11,754,289.05 and 7,269,322.30

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Solution

The fourth proportional to 7,836,192.70, 11,754,289.05 and 7,269,322.30 is: 10,903,983.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836,192.70 : 11,754,289.05 = 7,269,322.30 : x
  2. Step 2: Convert to fraction form
    7,836,192.70/11,754,289.05 = 7,269,322.30/x
  3. Step 3: Cross multiply
    7,836,192.70x = 11,754,289.05 × 7,269,322.30
  4. Step 4: Simplify right side
    7,836,192.70x = 85,445,715,511,810.81
  5. Step 5: Solve for x
    x = 85,445,715,511,810.81/7,836,192.70
  6. Step 6: Final answer
    x = 10,903,983.45

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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.