Home / 76,759,533.39-115,191,107.03-30,067,227.52

Finding the Fourth Proportional to 76,759,533.39, 115,191,107.03 and 30,067,227.52

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Solution

The fourth proportional to 76,759,533.39, 115,191,107.03 and 30,067,227.52 is: 45,121,134.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,759,533.39 : 115,191,107.03 = 30,067,227.52 : x
  2. Step 2: Convert to fraction form
    76,759,533.39/115,191,107.03 = 30,067,227.52/x
  3. Step 3: Cross multiply
    76,759,533.39x = 115,191,107.03 × 30,067,227.52
  4. Step 4: Simplify right side
    76,759,533.39x = 3,463,477,222,775,726
  5. Step 5: Solve for x
    x = 3,463,477,222,775,726/76,759,533.39
  6. Step 6: Final answer
    x = 45,121,134.40

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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.