Home / 66,426,007.80-91,667,930.21-37,057,340.27

Finding the Fourth Proportional to 66,426,007.80, 91,667,930.21 and 37,057,340.27

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Solution

The fourth proportional to 66,426,007.80, 91,667,930.21 and 37,057,340.27 is: 51,139,151.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,426,007.80 : 91,667,930.21 = 37,057,340.27 : x
  2. Step 2: Convert to fraction form
    66,426,007.80/91,667,930.21 = 37,057,340.27/x
  3. Step 3: Cross multiply
    66,426,007.80x = 91,667,930.21 × 37,057,340.27
  4. Step 4: Simplify right side
    66,426,007.80x = 3,396,969,681,255,048
  5. Step 5: Solve for x
    x = 3,396,969,681,255,048/66,426,007.80
  6. Step 6: Final answer
    x = 51,139,151.57

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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.