Home / 77,845,894.24-107,449,749.52-51,403,552.76

Finding the Fourth Proportional to 77,845,894.24, 107,449,749.52 and 51,403,552.76

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Solution

The fourth proportional to 77,845,894.24, 107,449,749.52 and 51,403,552.76 is: 70,951,704.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,845,894.24 : 107,449,749.52 = 51,403,552.76 : x
  2. Step 2: Convert to fraction form
    77,845,894.24/107,449,749.52 = 51,403,552.76/x
  3. Step 3: Cross multiply
    77,845,894.24x = 107,449,749.52 × 51,403,552.76
  4. Step 4: Simplify right side
    77,845,894.24x = 5,523,298,868,500,104
  5. Step 5: Solve for x
    x = 5,523,298,868,500,104/77,845,894.24
  6. Step 6: Final answer
    x = 70,951,704.29

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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.