Home / 31,725,886-43,781,985.12-17,239,198

Finding the Fourth Proportional to 31,725,886, 43,781,985.12 and 17,239,198

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Solution

The fourth proportional to 31,725,886, 43,781,985.12 and 17,239,198 is: 23,790,235.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,725,886 : 43,781,985.12 = 17,239,198 : x
  2. Step 2: Convert to fraction form
    31,725,886/43,781,985.12 = 17,239,198/x
  3. Step 3: Cross multiply
    31,725,886x = 43,781,985.12 × 17,239,198
  4. Step 4: Simplify right side
    31,725,886x = 754,766,310,316,733.75
  5. Step 5: Solve for x
    x = 754,766,310,316,733.75/31,725,886
  6. Step 6: Final answer
    x = 23,790,235.84

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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.