Home / 14,848,381.80-20,493,640.58-9,682,775.28

Finding the Fourth Proportional to 14,848,381.80, 20,493,640.58 and 9,682,775.28

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Solution

The fourth proportional to 14,848,381.80, 20,493,640.58 and 9,682,775.28 is: 13,364,103.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,848,381.80 : 20,493,640.58 = 9,682,775.28 : x
  2. Step 2: Convert to fraction form
    14,848,381.80/20,493,640.58 = 9,682,775.28/x
  3. Step 3: Cross multiply
    14,848,381.80x = 20,493,640.58 × 9,682,775.28
  4. Step 4: Simplify right side
    14,848,381.80x = 198,435,316,356,814.97
  5. Step 5: Solve for x
    x = 198,435,316,356,814.97/14,848,381.80
  6. Step 6: Final answer
    x = 13,364,103.85

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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.