Home / 66,426,141.76-91,668,114.94-37,057,474.42

Finding the Fourth Proportional to 66,426,141.76, 91,668,114.94 and 37,057,474.42

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Solution

The fourth proportional to 66,426,141.76, 91,668,114.94 and 37,057,474.42 is: 51,139,336.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,426,141.76 : 91,668,114.94 = 37,057,474.42 : x
  2. Step 2: Convert to fraction form
    66,426,141.76/91,668,114.94 = 37,057,474.42/x
  3. Step 3: Cross multiply
    66,426,141.76x = 91,668,114.94 × 37,057,474.42
  4. Step 4: Simplify right side
    66,426,141.76x = 3,396,988,823,967,685.50
  5. Step 5: Solve for x
    x = 3,396,988,823,967,685.50/66,426,141.76
  6. Step 6: Final answer
    x = 51,139,336.63

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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.