Home / 30,751,604.38-42,447,900.79-17,704,063.23

Finding the Fourth Proportional to 30,751,604.38, 42,447,900.79 and 17,704,063.23

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Solution

The fourth proportional to 30,751,604.38, 42,447,900.79 and 17,704,063.23 is: 24,437,759.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,751,604.38 : 42,447,900.79 = 17,704,063.23 : x
  2. Step 2: Convert to fraction form
    30,751,604.38/42,447,900.79 = 17,704,063.23/x
  3. Step 3: Cross multiply
    30,751,604.38x = 42,447,900.79 × 17,704,063.23
  4. Step 4: Simplify right side
    30,751,604.38x = 751,500,319,566,927
  5. Step 5: Solve for x
    x = 751,500,319,566,927/30,751,604.38
  6. Step 6: Final answer
    x = 24,437,759.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.