Home / 36,890,754.12-50,909,658.48-20,370,855.96

Finding the Fourth Proportional to 36,890,754.12, 50,909,658.48 and 20,370,855.96

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Solution

The fourth proportional to 36,890,754.12, 50,909,658.48 and 20,370,855.96 is: 28,112,011.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,890,754.12 : 50,909,658.48 = 20,370,855.96 : x
  2. Step 2: Convert to fraction form
    36,890,754.12/50,909,658.48 = 20,370,855.96/x
  3. Step 3: Cross multiply
    36,890,754.12x = 50,909,658.48 × 20,370,855.96
  4. Step 4: Simplify right side
    36,890,754.12x = 1,037,073,319,868,872.50
  5. Step 5: Solve for x
    x = 1,037,073,319,868,872.50/36,890,754.12
  6. Step 6: Final answer
    x = 28,112,011.93

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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.