Home / 76,736,015.86-115,185,963.39-33,038,414.50

Finding the Fourth Proportional to 76,736,015.86, 115,185,963.39 and 33,038,414.50

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Solution

The fourth proportional to 76,736,015.86, 115,185,963.39 and 33,038,414.50 is: 49,592,900.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,736,015.86 : 115,185,963.39 = 33,038,414.50 : x
  2. Step 2: Convert to fraction form
    76,736,015.86/115,185,963.39 = 33,038,414.50/x
  3. Step 3: Cross multiply
    76,736,015.86x = 115,185,963.39 × 33,038,414.50
  4. Step 4: Simplify right side
    76,736,015.86x = 3,805,561,603,060,645
  5. Step 5: Solve for x
    x = 3,805,561,603,060,645/76,736,015.86
  6. Step 6: Final answer
    x = 49,592,900.55

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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.