Home / 12,030,126.26-18,047,435.83-5,465,296.15

Finding the Fourth Proportional to 12,030,126.26, 18,047,435.83 and 5,465,296.15

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Solution

The fourth proportional to 12,030,126.26, 18,047,435.83 and 5,465,296.15 is: 8,198,964.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030,126.26 : 18,047,435.83 = 5,465,296.15 : x
  2. Step 2: Convert to fraction form
    12,030,126.26/18,047,435.83 = 5,465,296.15/x
  3. Step 3: Cross multiply
    12,030,126.26x = 18,047,435.83 × 5,465,296.15
  4. Step 4: Simplify right side
    12,030,126.26x = 98,634,581,500,289.23
  5. Step 5: Solve for x
    x = 98,634,581,500,289.23/12,030,126.26
  6. Step 6: Final answer
    x = 8,198,964.78

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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.