Home / 7,874,394.72-10,866,662.46-4,252,722.72

Finding the Fourth Proportional to 7,874,394.72, 10,866,662.46 and 4,252,722.72

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Solution

The fourth proportional to 7,874,394.72, 10,866,662.46 and 4,252,722.72 is: 5,868,756.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,874,394.72 : 10,866,662.46 = 4,252,722.72 : x
  2. Step 2: Convert to fraction form
    7,874,394.72/10,866,662.46 = 4,252,722.72/x
  3. Step 3: Cross multiply
    7,874,394.72x = 10,866,662.46 × 4,252,722.72
  4. Step 4: Simplify right side
    7,874,394.72x = 46,212,902,334,213.09
  5. Step 5: Solve for x
    x = 46,212,902,334,213.09/7,874,394.72
  6. Step 6: Final answer
    x = 5,868,756.14

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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.