Home / 12,290,210.10-18,436,200.89-4,717,175.85

Finding the Fourth Proportional to 12,290,210.10, 18,436,200.89 and 4,717,175.85

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Solution

The fourth proportional to 12,290,210.10, 18,436,200.89 and 4,717,175.85 is: 7,076,103.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,290,210.10 : 18,436,200.89 = 4,717,175.85 : x
  2. Step 2: Convert to fraction form
    12,290,210.10/18,436,200.89 = 4,717,175.85/x
  3. Step 3: Cross multiply
    12,290,210.10x = 18,436,200.89 × 4,717,175.85
  4. Step 4: Simplify right side
    12,290,210.10x = 86,966,801,580,470.62
  5. Step 5: Solve for x
    x = 86,966,801,580,470.62/12,290,210.10
  6. Step 6: Final answer
    x = 7,076,103.73

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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.