Home / 67,419,606.79-93,004,781.29-40,950,917.11

Finding the Fourth Proportional to 67,419,606.79, 93,004,781.29 and 40,950,917.11

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Solution

The fourth proportional to 67,419,606.79, 93,004,781.29 and 40,950,917.11 is: 56,491,446.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,419,606.79 : 93,004,781.29 = 40,950,917.11 : x
  2. Step 2: Convert to fraction form
    67,419,606.79/93,004,781.29 = 40,950,917.11/x
  3. Step 3: Cross multiply
    67,419,606.79x = 93,004,781.29 × 40,950,917.11
  4. Step 4: Simplify right side
    67,419,606.79x = 3,808,631,089,440,469
  5. Step 5: Solve for x
    x = 3,808,631,089,440,469/67,419,606.79
  6. Step 6: Final answer
    x = 56,491,446.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.