Home / 50,488,313.73-69,680,009.66-28,466,054.79

Finding the Fourth Proportional to 50,488,313.73, 69,680,009.66 and 28,466,054.79

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Solution

The fourth proportional to 50,488,313.73, 69,680,009.66 and 28,466,054.79 is: 39,286,615.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,488,313.73 : 69,680,009.66 = 28,466,054.79 : x
  2. Step 2: Convert to fraction form
    50,488,313.73/69,680,009.66 = 28,466,054.79/x
  3. Step 3: Cross multiply
    50,488,313.73x = 69,680,009.66 × 28,466,054.79
  4. Step 4: Simplify right side
    50,488,313.73x = 1,983,514,972,749,289
  5. Step 5: Solve for x
    x = 1,983,514,972,749,289/50,488,313.73
  6. Step 6: Final answer
    x = 39,286,615.58

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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.