Home / 12,120,796.22-16,727,053.69-6,614,525.87

Finding the Fourth Proportional to 12,120,796.22, 16,727,053.69 and 6,614,525.87

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Solution

The fourth proportional to 12,120,796.22, 16,727,053.69 and 6,614,525.87 is: 9,128,239.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,120,796.22 : 16,727,053.69 = 6,614,525.87 : x
  2. Step 2: Convert to fraction form
    12,120,796.22/16,727,053.69 = 6,614,525.87/x
  3. Step 3: Cross multiply
    12,120,796.22x = 16,727,053.69 × 6,614,525.87
  4. Step 4: Simplify right side
    12,120,796.22x = 110,641,529,348,743.31
  5. Step 5: Solve for x
    x = 110,641,529,348,743.31/12,120,796.22
  6. Step 6: Final answer
    x = 9,128,239.38

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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.