Home / 21,850,512.48-30,153,540.96-12,060,955.44

Finding the Fourth Proportional to 21,850,512.48, 30,153,540.96 and 12,060,955.44

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Solution

The fourth proportional to 21,850,512.48, 30,153,540.96 and 12,060,955.44 is: 16,644,026.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,850,512.48 : 30,153,540.96 = 12,060,955.44 : x
  2. Step 2: Convert to fraction form
    21,850,512.48/30,153,540.96 = 12,060,955.44/x
  3. Step 3: Cross multiply
    21,850,512.48x = 30,153,540.96 × 12,060,955.44
  4. Step 4: Simplify right side
    21,850,512.48x = 363,680,513,876,774.81
  5. Step 5: Solve for x
    x = 363,680,513,876,774.81/21,850,512.48
  6. Step 6: Final answer
    x = 16,644,026.73

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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.