Home / 76,465,002.85-105,494,023.85-50,018,452.47

Finding the Fourth Proportional to 76,465,002.85, 105,494,023.85 and 50,018,452.47

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Solution

The fourth proportional to 76,465,002.85, 105,494,023.85 and 50,018,452.47 is: 69,007,357.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,465,002.85 : 105,494,023.85 = 50,018,452.47 : x
  2. Step 2: Convert to fraction form
    76,465,002.85/105,494,023.85 = 50,018,452.47/x
  3. Step 3: Cross multiply
    76,465,002.85x = 105,494,023.85 × 50,018,452.47
  4. Step 4: Simplify right side
    76,465,002.85x = 5,276,647,817,560,179
  5. Step 5: Solve for x
    x = 5,276,647,817,560,179/76,465,002.85
  6. Step 6: Final answer
    x = 69,007,357.89

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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.