Home / 12,660,275.50-17,471,197.54-6,859,057.54

Finding the Fourth Proportional to 12,660,275.50, 17,471,197.54 and 6,859,057.54

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Solution

The fourth proportional to 12,660,275.50, 17,471,197.54 and 6,859,057.54 is: 9,465,508.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,660,275.50 : 17,471,197.54 = 6,859,057.54 : x
  2. Step 2: Convert to fraction form
    12,660,275.50/17,471,197.54 = 6,859,057.54/x
  3. Step 3: Cross multiply
    12,660,275.50x = 17,471,197.54 × 6,859,057.54
  4. Step 4: Simplify right side
    12,660,275.50x = 119,835,949,219,566.45
  5. Step 5: Solve for x
    x = 119,835,949,219,566.45/12,660,275.50
  6. Step 6: Final answer
    x = 9,465,508.81

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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.