Home / 49,342,661.40-74,056,507.41-34,207,221.72

Finding the Fourth Proportional to 49,342,661.40, 74,056,507.41 and 34,207,221.72

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Solution

The fourth proportional to 49,342,661.40, 74,056,507.41 and 34,207,221.72 is: 51,340,306.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,342,661.40 : 74,056,507.41 = 34,207,221.72 : x
  2. Step 2: Convert to fraction form
    49,342,661.40/74,056,507.41 = 34,207,221.72/x
  3. Step 3: Cross multiply
    49,342,661.40x = 74,056,507.41 × 34,207,221.72
  4. Step 4: Simplify right side
    49,342,661.40x = 2,533,267,368,782,692.50
  5. Step 5: Solve for x
    x = 2,533,267,368,782,692.50/49,342,661.40
  6. Step 6: Final answer
    x = 51,340,306.68

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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.