Home / 12,826,164.22-17,700,393-7,319,429.44

Finding the Fourth Proportional to 12,826,164.22, 17,700,393 and 7,319,429.44

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Solution

The fourth proportional to 12,826,164.22, 17,700,393 and 7,319,429.44 is: 10,100,976.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826,164.22 : 17,700,393 = 7,319,429.44 : x
  2. Step 2: Convert to fraction form
    12,826,164.22/17,700,393 = 7,319,429.44/x
  3. Step 3: Cross multiply
    12,826,164.22x = 17,700,393 × 7,319,429.44
  4. Step 4: Simplify right side
    12,826,164.22x = 129,556,777,623,769.92
  5. Step 5: Solve for x
    x = 129,556,777,623,769.92/12,826,164.22
  6. Step 6: Final answer
    x = 10,100,976.05

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1.5x scale

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.