Home / 61,008,086.43-91,512,056.21-15,569,885.79

Finding the Fourth Proportional to 61,008,086.43, 91,512,056.21 and 15,569,885.79

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Solution

The fourth proportional to 61,008,086.43, 91,512,056.21 and 15,569,885.79 is: 23,354,809.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,008,086.43 : 91,512,056.21 = 15,569,885.79 : x
  2. Step 2: Convert to fraction form
    61,008,086.43/91,512,056.21 = 15,569,885.79/x
  3. Step 3: Cross multiply
    61,008,086.43x = 91,512,056.21 × 15,569,885.79
  4. Step 4: Simplify right side
    61,008,086.43x = 1,424,832,263,519,910.75
  5. Step 5: Solve for x
    x = 1,424,832,263,519,910.75/61,008,086.43
  6. Step 6: Final answer
    x = 23,354,809.94

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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.