Home / 12,534,255.40-18,801,383.10-3,558,807.40

Finding the Fourth Proportional to 12,534,255.40, 18,801,383.10 and 3,558,807.40

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Solution

The fourth proportional to 12,534,255.40, 18,801,383.10 and 3,558,807.40 is: 5,338,211.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534,255.40 : 18,801,383.10 = 3,558,807.40 : x
  2. Step 2: Convert to fraction form
    12,534,255.40/18,801,383.10 = 3,558,807.40/x
  3. Step 3: Cross multiply
    12,534,255.40x = 18,801,383.10 × 3,558,807.40
  4. Step 4: Simplify right side
    12,534,255.40x = 66,910,501,306,514.95
  5. Step 5: Solve for x
    x = 66,910,501,306,514.95/12,534,255.40
  6. Step 6: Final answer
    x = 5,338,211.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.