Home / 8,081,429.60-12,122,144.40-4,884,910.40

Finding the Fourth Proportional to 8,081,429.60, 12,122,144.40 and 4,884,910.40

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Solution

The fourth proportional to 8,081,429.60, 12,122,144.40 and 4,884,910.40 is: 7,327,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081,429.60 : 12,122,144.40 = 4,884,910.40 : x
  2. Step 2: Convert to fraction form
    8,081,429.60/12,122,144.40 = 4,884,910.40/x
  3. Step 3: Cross multiply
    8,081,429.60x = 12,122,144.40 × 4,884,910.40
  4. Step 4: Simplify right side
    8,081,429.60x = 59,215,589,249,861.77
  5. Step 5: Solve for x
    x = 59,215,589,249,861.77/8,081,429.60
  6. Step 6: Final answer
    x = 7,327,365.60

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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.