Home / 52,639,394.40-78,959,091.60-16,741,231.20

Finding the Fourth Proportional to 52,639,394.40, 78,959,091.60 and 16,741,231.20

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Solution

The fourth proportional to 52,639,394.40, 78,959,091.60 and 16,741,231.20 is: 25,111,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,639,394.40 : 78,959,091.60 = 16,741,231.20 : x
  2. Step 2: Convert to fraction form
    52,639,394.40/78,959,091.60 = 16,741,231.20/x
  3. Step 3: Cross multiply
    52,639,394.40x = 78,959,091.60 × 16,741,231.20
  4. Step 4: Simplify right side
    52,639,394.40x = 1,321,872,407,817,577.75
  5. Step 5: Solve for x
    x = 1,321,872,407,817,577.75/52,639,394.40
  6. Step 6: Final answer
    x = 25,111,846.80

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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.