Home / 14,234,188.88-21,357,789.65-7,747,546.88

Finding the Fourth Proportional to 14,234,188.88, 21,357,789.65 and 7,747,546.88

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Solution

The fourth proportional to 14,234,188.88, 21,357,789.65 and 7,747,546.88 is: 11,624,861.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,234,188.88 : 21,357,789.65 = 7,747,546.88 : x
  2. Step 2: Convert to fraction form
    14,234,188.88/21,357,789.65 = 7,747,546.88/x
  3. Step 3: Cross multiply
    14,234,188.88x = 21,357,789.65 × 7,747,546.88
  4. Step 4: Simplify right side
    14,234,188.88x = 165,470,476,421,027.09
  5. Step 5: Solve for x
    x = 165,470,476,421,027.09/14,234,188.88
  6. Step 6: Final answer
    x = 11,624,861.65

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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.