Home / 40,372,236.30-60,558,354.45-18,848,875.80

Finding the Fourth Proportional to 40,372,236.30, 60,558,354.45 and 18,848,875.80

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Solution

The fourth proportional to 40,372,236.30, 60,558,354.45 and 18,848,875.80 is: 28,273,313.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,372,236.30 : 60,558,354.45 = 18,848,875.80 : x
  2. Step 2: Convert to fraction form
    40,372,236.30/60,558,354.45 = 18,848,875.80/x
  3. Step 3: Cross multiply
    40,372,236.30x = 60,558,354.45 × 18,848,875.80
  4. Step 4: Simplify right side
    40,372,236.30x = 1,141,456,901,680,427.50
  5. Step 5: Solve for x
    x = 1,141,456,901,680,427.50/40,372,236.30
  6. Step 6: Final answer
    x = 28,273,313.70

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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.