Home / 5,200,008.38-7,176,163.61-2,845,347.49

Finding the Fourth Proportional to 5,200,008.38, 7,176,163.61 and 2,845,347.49

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Solution

The fourth proportional to 5,200,008.38, 7,176,163.61 and 2,845,347.49 is: 3,926,662.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,008.38 : 7,176,163.61 = 2,845,347.49 : x
  2. Step 2: Convert to fraction form
    5,200,008.38/7,176,163.61 = 2,845,347.49/x
  3. Step 3: Cross multiply
    5,200,008.38x = 7,176,163.61 × 2,845,347.49
  4. Step 4: Simplify right side
    5,200,008.38x = 20,418,679,104,715.80
  5. Step 5: Solve for x
    x = 20,418,679,104,715.80/5,200,008.38
  6. Step 6: Final answer
    x = 3,926,662.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.