Home / 10,898,630.88-16,347,936.42-5,140,021.20

Finding the Fourth Proportional to 10,898,630.88, 16,347,936.42 and 5,140,021.20

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Solution

The fourth proportional to 10,898,630.88, 16,347,936.42 and 5,140,021.20 is: 7,710,027.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,898,630.88 : 16,347,936.42 = 5,140,021.20 : x
  2. Step 2: Convert to fraction form
    10,898,630.88/16,347,936.42 = 5,140,021.20/x
  3. Step 3: Cross multiply
    10,898,630.88x = 16,347,936.42 × 5,140,021.20
  4. Step 4: Simplify right side
    10,898,630.88x = 84,028,739,775,052.11
  5. Step 5: Solve for x
    x = 84,028,739,775,052.11/10,898,630.88
  6. Step 6: Final answer
    x = 7,710,027.13

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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.