Home / 61,240,819.80-91,861,229.70-40,833,485.40

Finding the Fourth Proportional to 61,240,819.80, 91,861,229.70 and 40,833,485.40

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Solution

The fourth proportional to 61,240,819.80, 91,861,229.70 and 40,833,485.40 is: 61,250,228.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,240,819.80 : 91,861,229.70 = 40,833,485.40 : x
  2. Step 2: Convert to fraction form
    61,240,819.80/91,861,229.70 = 40,833,485.40/x
  3. Step 3: Cross multiply
    61,240,819.80x = 91,861,229.70 × 40,833,485.40
  4. Step 4: Simplify right side
    61,240,819.80x = 3,751,014,181,780,996.50
  5. Step 5: Solve for x
    x = 3,751,014,181,780,996.50/61,240,819.80
  6. Step 6: Final answer
    x = 61,250,228.10

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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.