Home / 12,725,888.75-17,561,578.85-6,924,570.54

Finding the Fourth Proportional to 12,725,888.75, 17,561,578.85 and 6,924,570.54

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Solution

The fourth proportional to 12,725,888.75, 17,561,578.85 and 6,924,570.54 is: 9,555,827.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,725,888.75 : 17,561,578.85 = 6,924,570.54 : x
  2. Step 2: Convert to fraction form
    12,725,888.75/17,561,578.85 = 6,924,570.54/x
  3. Step 3: Cross multiply
    12,725,888.75x = 17,561,578.85 × 6,924,570.54
  4. Step 4: Simplify right side
    12,725,888.75x = 121,606,391,540,597.09
  5. Step 5: Solve for x
    x = 121,606,391,540,597.09/12,725,888.75
  6. Step 6: Final answer
    x = 9,555,827.02

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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.