Home / 18,153,721.80-27,230,582.70-6,792,694.20

Finding the Fourth Proportional to 18,153,721.80, 27,230,582.70 and 6,792,694.20

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Solution

The fourth proportional to 18,153,721.80, 27,230,582.70 and 6,792,694.20 is: 10,189,041.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153,721.80 : 27,230,582.70 = 6,792,694.20 : x
  2. Step 2: Convert to fraction form
    18,153,721.80/27,230,582.70 = 6,792,694.20/x
  3. Step 3: Cross multiply
    18,153,721.80x = 27,230,582.70 × 6,792,694.20
  4. Step 4: Simplify right side
    18,153,721.80x = 184,969,021,168,910.34
  5. Step 5: Solve for x
    x = 184,969,021,168,910.34/18,153,721.80
  6. Step 6: Final answer
    x = 10,189,041.30

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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.