Home / 66,436,310.80-99,654,466.20-18,567,254.80

Finding the Fourth Proportional to 66,436,310.80, 99,654,466.20 and 18,567,254.80

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Solution

The fourth proportional to 66,436,310.80, 99,654,466.20 and 18,567,254.80 is: 27,850,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,436,310.80 : 99,654,466.20 = 18,567,254.80 : x
  2. Step 2: Convert to fraction form
    66,436,310.80/99,654,466.20 = 18,567,254.80/x
  3. Step 3: Cross multiply
    66,436,310.80x = 99,654,466.20 × 18,567,254.80
  4. Step 4: Simplify right side
    66,436,310.80x = 1,850,309,865,893,388
  5. Step 5: Solve for x
    x = 1,850,309,865,893,388/66,436,310.80
  6. Step 6: Final answer
    x = 27,850,882.20

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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.