Home / 6,870,687.90-10,309,968.45-2,613,911.10

Finding the Fourth Proportional to 6,870,687.90, 10,309,968.45 and 2,613,911.10

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Solution

The fourth proportional to 6,870,687.90, 10,309,968.45 and 2,613,911.10 is: 3,922,364.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,687.90 : 10,309,968.45 = 2,613,911.10 : x
  2. Step 2: Convert to fraction form
    6,870,687.90/10,309,968.45 = 2,613,911.10/x
  3. Step 3: Cross multiply
    6,870,687.90x = 10,309,968.45 × 2,613,911.10
  4. Step 4: Simplify right side
    6,870,687.90x = 26,949,340,972,104.79
  5. Step 5: Solve for x
    x = 26,949,340,972,104.79/6,870,687.90
  6. Step 6: Final answer
    x = 3,922,364.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.