Home / 45,309,027.81-67,997,388.79-30,701,310.89

Finding the Fourth Proportional to 45,309,027.81, 67,997,388.79 and 30,701,310.89

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Solution

The fourth proportional to 45,309,027.81, 67,997,388.79 and 30,701,310.89 is: 46,074,901.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,309,027.81 : 67,997,388.79 = 30,701,310.89 : x
  2. Step 2: Convert to fraction form
    45,309,027.81/67,997,388.79 = 30,701,310.89/x
  3. Step 3: Cross multiply
    45,309,027.81x = 67,997,388.79 × 30,701,310.89
  4. Step 4: Simplify right side
    45,309,027.81x = 2,087,608,972,949,991.25
  5. Step 5: Solve for x
    x = 2,087,608,972,949,991.25/45,309,027.81
  6. Step 6: Final answer
    x = 46,074,901.05

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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.