Home / 13,565,809.40-20,348,714.10-3,467,895.80

Finding the Fourth Proportional to 13,565,809.40, 20,348,714.10 and 3,467,895.80

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Solution

The fourth proportional to 13,565,809.40, 20,348,714.10 and 3,467,895.80 is: 5,201,843.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,565,809.40 : 20,348,714.10 = 3,467,895.80 : x
  2. Step 2: Convert to fraction form
    13,565,809.40/20,348,714.10 = 3,467,895.80/x
  3. Step 3: Cross multiply
    13,565,809.40x = 20,348,714.10 × 3,467,895.80
  4. Step 4: Simplify right side
    13,565,809.40x = 70,567,220,162,790.78
  5. Step 5: Solve for x
    x = 70,567,220,162,790.78/13,565,809.40
  6. Step 6: Final answer
    x = 5,201,843.70

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Double scale
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Similar ratio
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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.