Home / 45,508,018.64-68,310,605.21-19,613,099.34

Finding the Fourth Proportional to 45,508,018.64, 68,310,605.21 and 19,613,099.34

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Solution

The fourth proportional to 45,508,018.64, 68,310,605.21 and 19,613,099.34 is: 29,440,584.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,508,018.64 : 68,310,605.21 = 19,613,099.34 : x
  2. Step 2: Convert to fraction form
    45,508,018.64/68,310,605.21 = 19,613,099.34/x
  3. Step 3: Cross multiply
    45,508,018.64x = 68,310,605.21 × 19,613,099.34
  4. Step 4: Simplify right side
    45,508,018.64x = 1,339,782,685,861,186
  5. Step 5: Solve for x
    x = 1,339,782,685,861,186/45,508,018.64
  6. Step 6: Final answer
    x = 29,440,584.89

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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.