Home / 12,286,266.60-18,429,399.90-3,310,818.60

Finding the Fourth Proportional to 12,286,266.60, 18,429,399.90 and 3,310,818.60

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Solution

The fourth proportional to 12,286,266.60, 18,429,399.90 and 3,310,818.60 is: 4,966,227.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,286,266.60 : 18,429,399.90 = 3,310,818.60 : x
  2. Step 2: Convert to fraction form
    12,286,266.60/18,429,399.90 = 3,310,818.60/x
  3. Step 3: Cross multiply
    12,286,266.60x = 18,429,399.90 × 3,310,818.60
  4. Step 4: Simplify right side
    12,286,266.60x = 61,016,399,975,758.14
  5. Step 5: Solve for x
    x = 61,016,399,975,758.14/12,286,266.60
  6. Step 6: Final answer
    x = 4,966,227.90

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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.