Home / 76,309,081.62-114,501,481.84-30,249,977.10

Finding the Fourth Proportional to 76,309,081.62, 114,501,481.84 and 30,249,977.10

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Solution

The fourth proportional to 76,309,081.62, 114,501,481.84 and 30,249,977.10 is: 45,389,973.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,309,081.62 : 114,501,481.84 = 30,249,977.10 : x
  2. Step 2: Convert to fraction form
    76,309,081.62/114,501,481.84 = 30,249,977.10/x
  3. Step 3: Cross multiply
    76,309,081.62x = 114,501,481.84 × 30,249,977.10
  4. Step 4: Simplify right side
    76,309,081.62x = 3,463,667,203,576,066
  5. Step 5: Solve for x
    x = 3,463,667,203,576,066/76,309,081.62
  6. Step 6: Final answer
    x = 45,389,973.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.