Home / 23,007,720.54-31,751,666.91-13,221,230.34

Finding the Fourth Proportional to 23,007,720.54, 31,751,666.91 and 13,221,230.34

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Solution

The fourth proportional to 23,007,720.54, 31,751,666.91 and 13,221,230.34 is: 18,245,879.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,007,720.54 : 31,751,666.91 = 13,221,230.34 : x
  2. Step 2: Convert to fraction form
    23,007,720.54/31,751,666.91 = 13,221,230.34/x
  3. Step 3: Cross multiply
    23,007,720.54x = 31,751,666.91 × 13,221,230.34
  4. Step 4: Simplify right side
    23,007,720.54x = 419,796,101,896,066.06
  5. Step 5: Solve for x
    x = 419,796,101,896,066.06/23,007,720.54
  6. Step 6: Final answer
    x = 18,245,879.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.