Home / 12,729,479.04-17,567,112.33-6,928,471.26

Finding the Fourth Proportional to 12,729,479.04, 17,567,112.33 and 6,928,471.26

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Solution

The fourth proportional to 12,729,479.04, 17,567,112.33 and 6,928,471.26 is: 9,561,525.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,729,479.04 : 17,567,112.33 = 6,928,471.26 : x
  2. Step 2: Convert to fraction form
    12,729,479.04/17,567,112.33 = 6,928,471.26/x
  3. Step 3: Cross multiply
    12,729,479.04x = 17,567,112.33 × 6,928,471.26
  4. Step 4: Simplify right side
    12,729,479.04x = 121,713,232,899,596.62
  5. Step 5: Solve for x
    x = 121,713,232,899,596.62/12,729,479.04
  6. Step 6: Final answer
    x = 9,561,525.06

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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.