Home / 20,041,804.30-30,062,706.45-17,172,022.90

Finding the Fourth Proportional to 20,041,804.30, 30,062,706.45 and 17,172,022.90

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Solution

The fourth proportional to 20,041,804.30, 30,062,706.45 and 17,172,022.90 is: 25,758,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,041,804.30 : 30,062,706.45 = 17,172,022.90 : x
  2. Step 2: Convert to fraction form
    20,041,804.30/30,062,706.45 = 17,172,022.90/x
  3. Step 3: Cross multiply
    20,041,804.30x = 30,062,706.45 × 17,172,022.90
  4. Step 4: Simplify right side
    20,041,804.30x = 516,237,483,595,377.62
  5. Step 5: Solve for x
    x = 516,237,483,595,377.62/20,041,804.30
  6. Step 6: Final answer
    x = 25,758,034.35

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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.