Home / 12,057,809.60-18,086,714.40-4,079,633.60

Finding the Fourth Proportional to 12,057,809.60, 18,086,714.40 and 4,079,633.60

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Solution

The fourth proportional to 12,057,809.60, 18,086,714.40 and 4,079,633.60 is: 6,119,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057,809.60 : 18,086,714.40 = 4,079,633.60 : x
  2. Step 2: Convert to fraction form
    12,057,809.60/18,086,714.40 = 4,079,633.60/x
  3. Step 3: Cross multiply
    12,057,809.60x = 18,086,714.40 × 4,079,633.60
  4. Step 4: Simplify right side
    12,057,809.60x = 73,787,167,779,843.83
  5. Step 5: Solve for x
    x = 73,787,167,779,843.83/12,057,809.60
  6. Step 6: Final answer
    x = 6,119,450.40

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Similar ratio
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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.