Home / 57,463,502.20-86,237,243.70-40,457,390.20

Finding the Fourth Proportional to 57,463,502.20, 86,237,243.70 and 40,457,390.20

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Solution

The fourth proportional to 57,463,502.20, 86,237,243.70 and 40,457,390.20 is: 60,715,648.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,463,502.20 : 86,237,243.70 = 40,457,390.20 : x
  2. Step 2: Convert to fraction form
    57,463,502.20/86,237,243.70 = 40,457,390.20/x
  3. Step 3: Cross multiply
    57,463,502.20x = 86,237,243.70 × 40,457,390.20
  4. Step 4: Simplify right side
    57,463,502.20x = 3,488,933,818,143,392
  5. Step 5: Solve for x
    x = 3,488,933,818,143,392/57,463,502.20
  6. Step 6: Final answer
    x = 60,715,648.80

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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.