Home / 49,889,359.20-74,778,051.60-28,334,287.20

Finding the Fourth Proportional to 49,889,359.20, 74,778,051.60 and 28,334,287.20

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Solution

The fourth proportional to 49,889,359.20, 74,778,051.60 and 28,334,287.20 is: 42,469,633.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,889,359.20 : 74,778,051.60 = 28,334,287.20 : x
  2. Step 2: Convert to fraction form
    49,889,359.20/74,778,051.60 = 28,334,287.20/x
  3. Step 3: Cross multiply
    49,889,359.20x = 74,778,051.60 × 28,334,287.20
  4. Step 4: Simplify right side
    49,889,359.20x = 2,118,782,790,290,819.25
  5. Step 5: Solve for x
    x = 2,118,782,790,290,819.25/49,889,359.20
  6. Step 6: Final answer
    x = 42,469,633.29

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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.