Home / 43,788,533-60,440,785.18-28,914,716.84

Finding the Fourth Proportional to 43,788,533, 60,440,785.18 and 28,914,716.84

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Solution

The fourth proportional to 43,788,533, 60,440,785.18 and 28,914,716.84 is: 39,910,635.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,788,533 : 60,440,785.18 = 28,914,716.84 : x
  2. Step 2: Convert to fraction form
    43,788,533/60,440,785.18 = 28,914,716.84/x
  3. Step 3: Cross multiply
    43,788,533x = 60,440,785.18 × 28,914,716.84
  4. Step 4: Simplify right side
    43,788,533x = 1,747,628,189,066,968.50
  5. Step 5: Solve for x
    x = 1,747,628,189,066,968.50/43,788,533
  6. Step 6: Final answer
    x = 39,910,635.72

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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.