Home / 15,419,260-23,112,614.15-5,174,406.12

Finding the Fourth Proportional to 15,419,260, 23,112,614.15 and 5,174,406.12

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Solution

The fourth proportional to 15,419,260, 23,112,614.15 and 5,174,406.12 is: 7,756,147.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,419,260 : 23,112,614.15 = 5,174,406.12 : x
  2. Step 2: Convert to fraction form
    15,419,260/23,112,614.15 = 5,174,406.12/x
  3. Step 3: Cross multiply
    15,419,260x = 23,112,614.15 × 5,174,406.12
  4. Step 4: Simplify right side
    15,419,260x = 119,594,052,106,958.59
  5. Step 5: Solve for x
    x = 119,594,052,106,958.59/15,419,260
  6. Step 6: Final answer
    x = 7,756,147.32

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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.