Home / 10,382,200.79-15,576,628.07-7,269,494.46

Finding the Fourth Proportional to 10,382,200.79, 15,576,628.07 and 7,269,494.46

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Solution

The fourth proportional to 10,382,200.79, 15,576,628.07 and 7,269,494.46 is: 10,906,571.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382,200.79 : 15,576,628.07 = 7,269,494.46 : x
  2. Step 2: Convert to fraction form
    10,382,200.79/15,576,628.07 = 7,269,494.46/x
  3. Step 3: Cross multiply
    10,382,200.79x = 15,576,628.07 × 7,269,494.46
  4. Step 4: Simplify right side
    10,382,200.79x = 113,234,211,423,998.02
  5. Step 5: Solve for x
    x = 113,234,211,423,998.02/10,382,200.79
  6. Step 6: Final answer
    x = 10,906,571.14

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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.