Home / 28,529,675.28-39,370,951.92-16,306,794.72

Finding the Fourth Proportional to 28,529,675.28, 39,370,951.92 and 16,306,794.72

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Solution

The fourth proportional to 28,529,675.28, 39,370,951.92 and 16,306,794.72 is: 22,503,376.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,529,675.28 : 39,370,951.92 = 16,306,794.72 : x
  2. Step 2: Convert to fraction form
    28,529,675.28/39,370,951.92 = 16,306,794.72/x
  3. Step 3: Cross multiply
    28,529,675.28x = 39,370,951.92 × 16,306,794.72
  4. Step 4: Simplify right side
    28,529,675.28x = 642,014,030,890,429.88
  5. Step 5: Solve for x
    x = 642,014,030,890,429.88/28,529,675.28
  6. Step 6: Final answer
    x = 22,503,376.73

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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.