Home / 48,504,701.38-72,768,520.78-15,715,217.25

Finding the Fourth Proportional to 48,504,701.38, 72,768,520.78 and 15,715,217.25

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Solution

The fourth proportional to 48,504,701.38, 72,768,520.78 and 15,715,217.25 is: 23,576,541.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,504,701.38 : 72,768,520.78 = 15,715,217.25 : x
  2. Step 2: Convert to fraction form
    48,504,701.38/72,768,520.78 = 15,715,217.25/x
  3. Step 3: Cross multiply
    48,504,701.38x = 72,768,520.78 × 15,715,217.25
  4. Step 4: Simplify right side
    48,504,701.38x = 1,143,573,112,671,742
  5. Step 5: Solve for x
    x = 1,143,573,112,671,742/48,504,701.38
  6. Step 6: Final answer
    x = 23,576,541.66

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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.