Home / 5,112,470.85-7,054,342.71-3,047,449.40

Finding the Fourth Proportional to 5,112,470.85, 7,054,342.71 and 3,047,449.40

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Solution

The fourth proportional to 5,112,470.85, 7,054,342.71 and 3,047,449.40 is: 4,204,963.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,470.85 : 7,054,342.71 = 3,047,449.40 : x
  2. Step 2: Convert to fraction form
    5,112,470.85/7,054,342.71 = 3,047,449.40/x
  3. Step 3: Cross multiply
    5,112,470.85x = 7,054,342.71 × 3,047,449.40
  4. Step 4: Simplify right side
    5,112,470.85x = 21,497,752,458,983.88
  5. Step 5: Solve for x
    x = 21,497,752,458,983.88/5,112,470.85
  6. Step 6: Final answer
    x = 4,204,963.33

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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.