Home / 5,135,631.94-7,087,167.66-2,843,792.56

Finding the Fourth Proportional to 5,135,631.94, 7,087,167.66 and 2,843,792.56

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Solution

The fourth proportional to 5,135,631.94, 7,087,167.66 and 2,843,792.56 is: 3,924,431.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135,631.94 : 7,087,167.66 = 2,843,792.56 : x
  2. Step 2: Convert to fraction form
    5,135,631.94/7,087,167.66 = 2,843,792.56/x
  3. Step 3: Cross multiply
    5,135,631.94x = 7,087,167.66 × 2,843,792.56
  4. Step 4: Simplify right side
    5,135,631.94x = 20,154,434,662,980.61
  5. Step 5: Solve for x
    x = 20,154,434,662,980.61/5,135,631.94
  6. Step 6: Final answer
    x = 3,924,431.29

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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.