Home / 76,815,238.32-106,014,712.38-50,375,827.17

Finding the Fourth Proportional to 76,815,238.32, 106,014,712.38 and 50,375,827.17

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Solution

The fourth proportional to 76,815,238.32, 106,014,712.38 and 50,375,827.17 is: 69,524,991.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,815,238.32 : 106,014,712.38 = 50,375,827.17 : x
  2. Step 2: Convert to fraction form
    76,815,238.32/106,014,712.38 = 50,375,827.17/x
  3. Step 3: Cross multiply
    76,815,238.32x = 106,014,712.38 × 50,375,827.17
  4. Step 4: Simplify right side
    76,815,238.32x = 5,340,578,828,332,139
  5. Step 5: Solve for x
    x = 5,340,578,828,332,139/76,815,238.32
  6. Step 6: Final answer
    x = 69,524,991.98

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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.