Home / 12,290,211.10-18,436,202.39-4,717,176.85

Finding the Fourth Proportional to 12,290,211.10, 18,436,202.39 and 4,717,176.85

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Solution

The fourth proportional to 12,290,211.10, 18,436,202.39 and 4,717,176.85 is: 7,076,105.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,290,211.10 : 18,436,202.39 = 4,717,176.85 : x
  2. Step 2: Convert to fraction form
    12,290,211.10/18,436,202.39 = 4,717,176.85/x
  3. Step 3: Cross multiply
    12,290,211.10x = 18,436,202.39 × 4,717,176.85
  4. Step 4: Simplify right side
    12,290,211.10x = 86,966,827,116,022.67
  5. Step 5: Solve for x
    x = 86,966,827,116,022.67/12,290,211.10
  6. Step 6: Final answer
    x = 7,076,105.24

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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.