Home / 72,208,834.44-108,308,171.34-33,878,753.16

Finding the Fourth Proportional to 72,208,834.44, 108,308,171.34 and 33,878,753.16

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Solution

The fourth proportional to 72,208,834.44, 108,308,171.34 and 33,878,753.16 is: 50,815,746.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,208,834.44 : 108,308,171.34 = 33,878,753.16 : x
  2. Step 2: Convert to fraction form
    72,208,834.44/108,308,171.34 = 33,878,753.16/x
  3. Step 3: Cross multiply
    72,208,834.44x = 108,308,171.34 × 33,878,753.16
  4. Step 4: Simplify right side
    72,208,834.44x = 3,669,345,802,038,846
  5. Step 5: Solve for x
    x = 3,669,345,802,038,846/72,208,834.44
  6. Step 6: Final answer
    x = 50,815,746.17

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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.