Home / 11,010,509.40-16,469,108.10-9,881,434.20

Finding the Fourth Proportional to 11,010,509.40, 16,469,108.10 and 9,881,434.20

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Solution

The fourth proportional to 11,010,509.40, 16,469,108.10 and 9,881,434.20 is: 14,780,279.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010,509.40 : 16,469,108.10 = 9,881,434.20 : x
  2. Step 2: Convert to fraction form
    11,010,509.40/16,469,108.10 = 9,881,434.20/x
  3. Step 3: Cross multiply
    11,010,509.40x = 16,469,108.10 × 9,881,434.20
  4. Step 4: Simplify right side
    11,010,509.40x = 162,738,408,022,837
  5. Step 5: Solve for x
    x = 162,738,408,022,837/11,010,509.40
  6. Step 6: Final answer
    x = 14,780,279.65

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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.