Home / 14,155,747.75-21,226,912.84-4,930,502.87

Finding the Fourth Proportional to 14,155,747.75, 21,226,912.84 and 4,930,502.87

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Solution

The fourth proportional to 14,155,747.75, 21,226,912.84 and 4,930,502.87 is: 7,393,417.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155,747.75 : 21,226,912.84 = 4,930,502.87 : x
  2. Step 2: Convert to fraction form
    14,155,747.75/21,226,912.84 = 4,930,502.87/x
  3. Step 3: Cross multiply
    14,155,747.75x = 21,226,912.84 × 4,930,502.87
  4. Step 4: Simplify right side
    14,155,747.75x = 104,659,354,654,207.34
  5. Step 5: Solve for x
    x = 104,659,354,654,207.34/14,155,747.75
  6. Step 6: Final answer
    x = 7,393,417.61

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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.