Home / 76,833,344.54-106,028,769.44-42,025,730.51

Finding the Fourth Proportional to 76,833,344.54, 106,028,769.44 and 42,025,730.51

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Solution

The fourth proportional to 76,833,344.54, 106,028,769.44 and 42,025,730.51 is: 57,994,826.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,833,344.54 : 106,028,769.44 = 42,025,730.51 : x
  2. Step 2: Convert to fraction form
    76,833,344.54/106,028,769.44 = 42,025,730.51/x
  3. Step 3: Cross multiply
    76,833,344.54x = 106,028,769.44 × 42,025,730.51
  4. Step 4: Simplify right side
    76,833,344.54x = 4,455,936,491,162,500
  5. Step 5: Solve for x
    x = 4,455,936,491,162,500/76,833,344.54
  6. Step 6: Final answer
    x = 57,994,826.57

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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.