Home / 74,941,866.60-103,388,107.71-50,170,034.55

Finding the Fourth Proportional to 74,941,866.60, 103,388,107.71 and 50,170,034.55

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Solution

The fourth proportional to 74,941,866.60, 103,388,107.71 and 50,170,034.55 is: 69,213,447.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,941,866.60 : 103,388,107.71 = 50,170,034.55 : x
  2. Step 2: Convert to fraction form
    74,941,866.60/103,388,107.71 = 50,170,034.55/x
  3. Step 3: Cross multiply
    74,941,866.60x = 103,388,107.71 × 50,170,034.55
  4. Step 4: Simplify right side
    74,941,866.60x = 5,186,984,935,869,821
  5. Step 5: Solve for x
    x = 5,186,984,935,869,821/74,941,866.60
  6. Step 6: Final answer
    x = 69,213,447.32

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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.