Home / 13,997,893.50-21,005,107.11-5,910,345.63

Finding the Fourth Proportional to 13,997,893.50, 21,005,107.11 and 5,910,345.63

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Solution

The fourth proportional to 13,997,893.50, 21,005,107.11 and 5,910,345.63 is: 8,869,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,997,893.50 : 21,005,107.11 = 5,910,345.63 : x
  2. Step 2: Convert to fraction form
    13,997,893.50/21,005,107.11 = 5,910,345.63/x
  3. Step 3: Cross multiply
    13,997,893.50x = 21,005,107.11 × 5,910,345.63
  4. Step 4: Simplify right side
    13,997,893.50x = 124,147,443,015,270.42
  5. Step 5: Solve for x
    x = 124,147,443,015,270.42/13,997,893.50
  6. Step 6: Final answer
    x = 8,869,008.97

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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.