Home / 12,295,855.60-18,443,783.40-3,776,615.80

Finding the Fourth Proportional to 12,295,855.60, 18,443,783.40 and 3,776,615.80

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Solution

The fourth proportional to 12,295,855.60, 18,443,783.40 and 3,776,615.80 is: 5,664,923.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,855.60 : 18,443,783.40 = 3,776,615.80 : x
  2. Step 2: Convert to fraction form
    12,295,855.60/18,443,783.40 = 3,776,615.80/x
  3. Step 3: Cross multiply
    12,295,855.60x = 18,443,783.40 × 3,776,615.80
  4. Step 4: Simplify right side
    12,295,855.60x = 69,655,083,800,217.71
  5. Step 5: Solve for x
    x = 69,655,083,800,217.71/12,295,855.60
  6. Step 6: Final answer
    x = 5,664,923.70

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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.