Home / 22,302,392.03-30,776,816.75-12,883,190.79

Finding the Fourth Proportional to 22,302,392.03, 30,776,816.75 and 12,883,190.79

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Solution

The fourth proportional to 22,302,392.03, 30,776,816.75 and 12,883,190.79 is: 17,778,523.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,302,392.03 : 30,776,816.75 = 12,883,190.79 : x
  2. Step 2: Convert to fraction form
    22,302,392.03/30,776,816.75 = 12,883,190.79/x
  3. Step 3: Cross multiply
    22,302,392.03x = 30,776,816.75 × 12,883,190.79
  4. Step 4: Simplify right side
    22,302,392.03x = 396,503,602,099,117.69
  5. Step 5: Solve for x
    x = 396,503,602,099,117.69/22,302,392.03
  6. Step 6: Final answer
    x = 17,778,523.56

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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.