Home / 72,580,003.20-108,870,004.80-32,269,219.20

Finding the Fourth Proportional to 72,580,003.20, 108,870,004.80 and 32,269,219.20

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Solution

The fourth proportional to 72,580,003.20, 108,870,004.80 and 32,269,219.20 is: 48,403,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,580,003.20 : 108,870,004.80 = 32,269,219.20 : x
  2. Step 2: Convert to fraction form
    72,580,003.20/108,870,004.80 = 32,269,219.20/x
  3. Step 3: Cross multiply
    72,580,003.20x = 108,870,004.80 × 32,269,219.20
  4. Step 4: Simplify right side
    72,580,003.20x = 3,513,150,049,196,252
  5. Step 5: Solve for x
    x = 3,513,150,049,196,252/72,580,003.20
  6. Step 6: Final answer
    x = 48,403,828.80

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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.