Home / 19,622,587.90-27,079,171.44-10,922,815.72

Finding the Fourth Proportional to 19,622,587.90, 27,079,171.44 and 10,922,815.72

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Solution

The fourth proportional to 19,622,587.90, 27,079,171.44 and 10,922,815.72 is: 15,073,485.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622,587.90 : 27,079,171.44 = 10,922,815.72 : x
  2. Step 2: Convert to fraction form
    19,622,587.90/27,079,171.44 = 10,922,815.72/x
  3. Step 3: Cross multiply
    19,622,587.90x = 27,079,171.44 × 10,922,815.72
  4. Step 4: Simplify right side
    19,622,587.90x = 295,780,799,489,407.06
  5. Step 5: Solve for x
    x = 295,780,799,489,407.06/19,622,587.90
  6. Step 6: Final answer
    x = 15,073,485.77

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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.