Home / 14,890,067.80-20,561,067.90-14,408,577.88

Finding the Fourth Proportional to 14,890,067.80, 20,561,067.90 and 14,408,577.88

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Solution

The fourth proportional to 14,890,067.80, 20,561,067.90 and 14,408,577.88 is: 19,896,198.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,890,067.80 : 20,561,067.90 = 14,408,577.88 : x
  2. Step 2: Convert to fraction form
    14,890,067.80/20,561,067.90 = 14,408,577.88/x
  3. Step 3: Cross multiply
    14,890,067.80x = 20,561,067.90 × 14,408,577.88
  4. Step 4: Simplify right side
    14,890,067.80x = 296,255,748,133,118.06
  5. Step 5: Solve for x
    x = 296,255,748,133,118.06/14,890,067.80
  6. Step 6: Final answer
    x = 19,896,198.74

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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.