Home / 40,627,887.31-60,905,958.30-31,085,864.15

Finding the Fourth Proportional to 40,627,887.31, 60,905,958.30 and 31,085,864.15

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Solution

The fourth proportional to 40,627,887.31, 60,905,958.30 and 31,085,864.15 is: 46,601,348.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,627,887.31 : 60,905,958.30 = 31,085,864.15 : x
  2. Step 2: Convert to fraction form
    40,627,887.31/60,905,958.30 = 31,085,864.15/x
  3. Step 3: Cross multiply
    40,627,887.31x = 60,905,958.30 × 31,085,864.15
  4. Step 4: Simplify right side
    40,627,887.31x = 1,893,314,345,807,692.75
  5. Step 5: Solve for x
    x = 1,893,314,345,807,692.75/40,627,887.31
  6. Step 6: Final answer
    x = 46,601,348.76

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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.