Home / 19,205,642.27-26,508,042.41-13,253,403.23

Finding the Fourth Proportional to 19,205,642.27, 26,508,042.41 and 13,253,403.23

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Solution

The fourth proportional to 19,205,642.27, 26,508,042.41 and 13,253,403.23 is: 18,292,633.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,205,642.27 : 26,508,042.41 = 13,253,403.23 : x
  2. Step 2: Convert to fraction form
    19,205,642.27/26,508,042.41 = 13,253,403.23/x
  3. Step 3: Cross multiply
    19,205,642.27x = 26,508,042.41 × 13,253,403.23
  4. Step 4: Simplify right side
    19,205,642.27x = 351,321,774,698,863.75
  5. Step 5: Solve for x
    x = 351,321,774,698,863.75/19,205,642.27
  6. Step 6: Final answer
    x = 18,292,633.48

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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.