Home / 9,274,665.40-13,911,998.10-8,247,212.80

Finding the Fourth Proportional to 9,274,665.40, 13,911,998.10 and 8,247,212.80

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Solution

The fourth proportional to 9,274,665.40, 13,911,998.10 and 8,247,212.80 is: 12,370,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,274,665.40 : 13,911,998.10 = 8,247,212.80 : x
  2. Step 2: Convert to fraction form
    9,274,665.40/13,911,998.10 = 8,247,212.80/x
  3. Step 3: Cross multiply
    9,274,665.40x = 13,911,998.10 × 8,247,212.80
  4. Step 4: Simplify right side
    9,274,665.40x = 114,735,208,803,895.67
  5. Step 5: Solve for x
    x = 114,735,208,803,895.67/9,274,665.40
  6. Step 6: Final answer
    x = 12,370,819.20

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Similar ratio
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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.