Home / 8,737,515.70-13,106,273.55-8,170,645.30

Finding the Fourth Proportional to 8,737,515.70, 13,106,273.55 and 8,170,645.30

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Solution

The fourth proportional to 8,737,515.70, 13,106,273.55 and 8,170,645.30 is: 12,255,967.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,515.70 : 13,106,273.55 = 8,170,645.30 : x
  2. Step 2: Convert to fraction form
    8,737,515.70/13,106,273.55 = 8,170,645.30/x
  3. Step 3: Cross multiply
    8,737,515.70x = 13,106,273.55 × 8,170,645.30
  4. Step 4: Simplify right side
    8,737,515.70x = 107,086,712,381,821.81
  5. Step 5: Solve for x
    x = 107,086,712,381,821.81/8,737,515.70
  6. Step 6: Final answer
    x = 12,255,967.95

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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.