Home / 20,169,745.80-30,250,682.10-6,706,573.80

Finding the Fourth Proportional to 20,169,745.80, 30,250,682.10 and 6,706,573.80

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Solution

The fourth proportional to 20,169,745.80, 30,250,682.10 and 6,706,573.80 is: 10,058,551.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,169,745.80 : 30,250,682.10 = 6,706,573.80 : x
  2. Step 2: Convert to fraction form
    20,169,745.80/30,250,682.10 = 6,706,573.80/x
  3. Step 3: Cross multiply
    20,169,745.80x = 30,250,682.10 × 6,706,573.80
  4. Step 4: Simplify right side
    20,169,745.80x = 202,878,432,003,988.97
  5. Step 5: Solve for x
    x = 202,878,432,003,988.97/20,169,745.80
  6. Step 6: Final answer
    x = 10,058,551.75

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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.