Home / 13,008,997.63-19,541,654.07-8,457,705.73

Finding the Fourth Proportional to 13,008,997.63, 19,541,654.07 and 8,457,705.73

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Solution

The fourth proportional to 13,008,997.63, 19,541,654.07 and 8,457,705.73 is: 12,704,865.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,008,997.63 : 19,541,654.07 = 8,457,705.73 : x
  2. Step 2: Convert to fraction form
    13,008,997.63/19,541,654.07 = 8,457,705.73/x
  3. Step 3: Cross multiply
    13,008,997.63x = 19,541,654.07 × 8,457,705.73
  4. Step 4: Simplify right side
    13,008,997.63x = 165,277,559,601,516.84
  5. Step 5: Solve for x
    x = 165,277,559,601,516.84/13,008,997.63
  6. Step 6: Final answer
    x = 12,704,865.07

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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.