Home / 11,108,491.80-16,662,737.70-9,691,315.80

Finding the Fourth Proportional to 11,108,491.80, 16,662,737.70 and 9,691,315.80

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Solution

The fourth proportional to 11,108,491.80, 16,662,737.70 and 9,691,315.80 is: 14,536,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,108,491.80 : 16,662,737.70 = 9,691,315.80 : x
  2. Step 2: Convert to fraction form
    11,108,491.80/16,662,737.70 = 9,691,315.80/x
  3. Step 3: Cross multiply
    11,108,491.80x = 16,662,737.70 × 9,691,315.80
  4. Step 4: Simplify right side
    11,108,491.80x = 161,483,853,143,265.66
  5. Step 5: Solve for x
    x = 161,483,853,143,265.66/11,108,491.80
  6. Step 6: Final answer
    x = 14,536,973.70

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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.