Home / 11,499,211.90-17,248,817.85-9,789,415.30

Finding the Fourth Proportional to 11,499,211.90, 17,248,817.85 and 9,789,415.30

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Solution

The fourth proportional to 11,499,211.90, 17,248,817.85 and 9,789,415.30 is: 14,684,122.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,499,211.90 : 17,248,817.85 = 9,789,415.30 : x
  2. Step 2: Convert to fraction form
    11,499,211.90/17,248,817.85 = 9,789,415.30/x
  3. Step 3: Cross multiply
    11,499,211.90x = 17,248,817.85 × 9,789,415.30
  4. Step 4: Simplify right side
    11,499,211.90x = 168,855,841,367,703.12
  5. Step 5: Solve for x
    x = 168,855,841,367,703.12/11,499,211.90
  6. Step 6: Final answer
    x = 14,684,122.95

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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.