Home / 5,140,171.71-7,093,417.86-2,848,330.58

Finding the Fourth Proportional to 5,140,171.71, 7,093,417.86 and 2,848,330.58

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Solution

The fourth proportional to 5,140,171.71, 7,093,417.86 and 2,848,330.58 is: 3,930,685.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,171.71 : 7,093,417.86 = 2,848,330.58 : x
  2. Step 2: Convert to fraction form
    5,140,171.71/7,093,417.86 = 2,848,330.58/x
  3. Step 3: Cross multiply
    5,140,171.71x = 7,093,417.86 × 2,848,330.58
  4. Step 4: Simplify right side
    5,140,171.71x = 20,204,398,971,889.07
  5. Step 5: Solve for x
    x = 20,204,398,971,889.07/5,140,171.71
  6. Step 6: Final answer
    x = 3,930,685.61

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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.