Home / 5,380,042.54-8,035,775.72-4,866,918.28

Finding the Fourth Proportional to 5,380,042.54, 8,035,775.72 and 4,866,918.28

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Solution

The fourth proportional to 5,380,042.54, 8,035,775.72 and 4,866,918.28 is: 7,269,359.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380,042.54 : 8,035,775.72 = 4,866,918.28 : x
  2. Step 2: Convert to fraction form
    5,380,042.54/8,035,775.72 = 4,866,918.28/x
  3. Step 3: Cross multiply
    5,380,042.54x = 8,035,775.72 × 4,866,918.28
  4. Step 4: Simplify right side
    5,380,042.54x = 39,109,463,745,648.16
  5. Step 5: Solve for x
    x = 39,109,463,745,648.16/5,380,042.54
  6. Step 6: Final answer
    x = 7,269,359.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.