Home / 21,805,634-30,091,361.28-12,016,982.84

Finding the Fourth Proportional to 21,805,634, 30,091,361.28 and 12,016,982.84

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Solution

The fourth proportional to 21,805,634, 30,091,361.28 and 12,016,982.84 is: 16,583,208.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,805,634 : 30,091,361.28 = 12,016,982.84 : x
  2. Step 2: Convert to fraction form
    21,805,634/30,091,361.28 = 12,016,982.84/x
  3. Step 3: Cross multiply
    21,805,634x = 30,091,361.28 × 12,016,982.84
  4. Step 4: Simplify right side
    21,805,634x = 361,607,372,134,000.44
  5. Step 5: Solve for x
    x = 361,607,372,134,000.44/21,805,634
  6. Step 6: Final answer
    x = 16,583,208.36

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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.