Home / 16,660,495.74-22,991,314.14-9,318,311.36

Finding the Fourth Proportional to 16,660,495.74, 22,991,314.14 and 9,318,311.36

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Solution

The fourth proportional to 16,660,495.74, 22,991,314.14 and 9,318,311.36 is: 12,859,174.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,660,495.74 : 22,991,314.14 = 9,318,311.36 : x
  2. Step 2: Convert to fraction form
    16,660,495.74/22,991,314.14 = 9,318,311.36/x
  3. Step 3: Cross multiply
    16,660,495.74x = 22,991,314.14 × 9,318,311.36
  4. Step 4: Simplify right side
    16,660,495.74x = 214,240,223,732,090.62
  5. Step 5: Solve for x
    x = 214,240,223,732,090.62/16,660,495.74
  6. Step 6: Final answer
    x = 12,859,174.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.