Home / 22,692,998.88-31,313,923.52-12,769,708.32

Finding the Fourth Proportional to 22,692,998.88, 31,313,923.52 and 12,769,708.32

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Solution

The fourth proportional to 22,692,998.88, 31,313,923.52 and 12,769,708.32 is: 17,620,838.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,692,998.88 : 31,313,923.52 = 12,769,708.32 : x
  2. Step 2: Convert to fraction form
    22,692,998.88/31,313,923.52 = 12,769,708.32/x
  3. Step 3: Cross multiply
    22,692,998.88x = 31,313,923.52 × 12,769,708.32
  4. Step 4: Simplify right side
    22,692,998.88x = 399,869,669,705,187.69
  5. Step 5: Solve for x
    x = 399,869,669,705,187.69/22,692,998.88
  6. Step 6: Final answer
    x = 17,620,838.56

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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.