Home / 72,512,970.03-108,696,727.84-33,678,694.43

Finding the Fourth Proportional to 72,512,970.03, 108,696,727.84 and 33,678,694.43

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Solution

The fourth proportional to 72,512,970.03, 108,696,727.84 and 33,678,694.43 is: 50,484,263.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,512,970.03 : 108,696,727.84 = 33,678,694.43 : x
  2. Step 2: Convert to fraction form
    72,512,970.03/108,696,727.84 = 33,678,694.43/x
  3. Step 3: Cross multiply
    72,512,970.03x = 108,696,727.84 × 33,678,694.43
  4. Step 4: Simplify right side
    72,512,970.03x = 3,660,763,881,906,853.50
  5. Step 5: Solve for x
    x = 3,660,763,881,906,853.50/72,512,970.03
  6. Step 6: Final answer
    x = 50,484,263.44

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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.