Home / 12,296,499.30-18,444,748.95-9,905,014.80

Finding the Fourth Proportional to 12,296,499.30, 18,444,748.95 and 9,905,014.80

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Solution

The fourth proportional to 12,296,499.30, 18,444,748.95 and 9,905,014.80 is: 14,857,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,499.30 : 18,444,748.95 = 9,905,014.80 : x
  2. Step 2: Convert to fraction form
    12,296,499.30/18,444,748.95 = 9,905,014.80/x
  3. Step 3: Cross multiply
    12,296,499.30x = 18,444,748.95 × 9,905,014.80
  4. Step 4: Simplify right side
    12,296,499.30x = 182,695,511,332,034.47
  5. Step 5: Solve for x
    x = 182,695,511,332,034.47/12,296,499.30
  6. Step 6: Final answer
    x = 14,857,522.20

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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.