Home / 12,764,861.91-17,613,100.26-7,608,703.23

Finding the Fourth Proportional to 12,764,861.91, 17,613,100.26 and 7,608,703.23

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Solution

The fourth proportional to 12,764,861.91, 17,613,100.26 and 7,608,703.23 is: 10,498,574.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,764,861.91 : 17,613,100.26 = 7,608,703.23 : x
  2. Step 2: Convert to fraction form
    12,764,861.91/17,613,100.26 = 7,608,703.23/x
  3. Step 3: Cross multiply
    12,764,861.91x = 17,613,100.26 × 7,608,703.23
  4. Step 4: Simplify right side
    12,764,861.91x = 134,012,852,838,575.86
  5. Step 5: Solve for x
    x = 134,012,852,838,575.86/12,764,861.91
  6. Step 6: Final answer
    x = 10,498,574.43

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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.