Home / 8,169,121.58-12,255,012.33-2,412,437.48

Finding the Fourth Proportional to 8,169,121.58, 12,255,012.33 and 2,412,437.48

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Solution

The fourth proportional to 8,169,121.58, 12,255,012.33 and 2,412,437.48 is: 3,619,048.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169,121.58 : 12,255,012.33 = 2,412,437.48 : x
  2. Step 2: Convert to fraction form
    8,169,121.58/12,255,012.33 = 2,412,437.48/x
  3. Step 3: Cross multiply
    8,169,121.58x = 12,255,012.33 × 2,412,437.48
  4. Step 4: Simplify right side
    8,169,121.58x = 29,564,450,989,416.88
  5. Step 5: Solve for x
    x = 29,564,450,989,416.88/8,169,121.58
  6. Step 6: Final answer
    x = 3,619,048.96

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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.