Home / 5,127,880.43-7,078,653.90-3,195,095.94

Finding the Fourth Proportional to 5,127,880.43, 7,078,653.90 and 3,195,095.94

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Solution

The fourth proportional to 5,127,880.43, 7,078,653.90 and 3,195,095.94 is: 4,410,590.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,880.43 : 7,078,653.90 = 3,195,095.94 : x
  2. Step 2: Convert to fraction form
    5,127,880.43/7,078,653.90 = 3,195,095.94/x
  3. Step 3: Cross multiply
    5,127,880.43x = 7,078,653.90 × 3,195,095.94
  4. Step 4: Simplify right side
    5,127,880.43x = 22,616,978,327,568.96
  5. Step 5: Solve for x
    x = 22,616,978,327,568.96/5,127,880.43
  6. Step 6: Final answer
    x = 4,410,590.04

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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.