Home / 28,933,758.09-43,408,200.78-16,791,549.21

Finding the Fourth Proportional to 28,933,758.09, 43,408,200.78 and 16,791,549.21

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Solution

The fourth proportional to 28,933,758.09, 43,408,200.78 and 16,791,549.21 is: 25,191,713.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,933,758.09 : 43,408,200.78 = 16,791,549.21 : x
  2. Step 2: Convert to fraction form
    28,933,758.09/43,408,200.78 = 16,791,549.21/x
  3. Step 3: Cross multiply
    28,933,758.09x = 43,408,200.78 × 16,791,549.21
  4. Step 4: Simplify right side
    28,933,758.09x = 728,890,939,514,930.50
  5. Step 5: Solve for x
    x = 728,890,939,514,930.50/28,933,758.09
  6. Step 6: Final answer
    x = 25,191,713.34

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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.