Home / 5,155,882.69-7,115,003.66-2,801,019.50

Finding the Fourth Proportional to 5,155,882.69, 7,115,003.66 and 2,801,019.50

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Solution

The fourth proportional to 5,155,882.69, 7,115,003.66 and 2,801,019.50 is: 3,865,344.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,155,882.69 : 7,115,003.66 = 2,801,019.50 : x
  2. Step 2: Convert to fraction form
    5,155,882.69/7,115,003.66 = 2,801,019.50/x
  3. Step 3: Cross multiply
    5,155,882.69x = 7,115,003.66 × 2,801,019.50
  4. Step 4: Simplify right side
    5,155,882.69x = 19,929,264,006,284.36
  5. Step 5: Solve for x
    x = 19,929,264,006,284.36/5,155,882.69
  6. Step 6: Final answer
    x = 3,865,344.74

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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.