Home / 20,579,822.80-30,871,177.62-6,203,009.68

Finding the Fourth Proportional to 20,579,822.80, 30,871,177.62 and 6,203,009.68

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Solution

The fourth proportional to 20,579,822.80, 30,871,177.62 and 6,203,009.68 is: 9,304,949.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,579,822.80 : 30,871,177.62 = 6,203,009.68 : x
  2. Step 2: Convert to fraction form
    20,579,822.80/30,871,177.62 = 6,203,009.68/x
  3. Step 3: Cross multiply
    20,579,822.80x = 30,871,177.62 × 6,203,009.68
  4. Step 4: Simplify right side
    20,579,822.80x = 191,494,213,609,859.34
  5. Step 5: Solve for x
    x = 191,494,213,609,859.34/20,579,822.80
  6. Step 6: Final answer
    x = 9,304,949.58

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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.