Home / 39,143,677.40-58,715,516.10-31,081,520.60

Finding the Fourth Proportional to 39,143,677.40, 58,715,516.10 and 31,081,520.60

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Solution

The fourth proportional to 39,143,677.40, 58,715,516.10 and 31,081,520.60 is: 46,622,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,143,677.40 : 58,715,516.10 = 31,081,520.60 : x
  2. Step 2: Convert to fraction form
    39,143,677.40/58,715,516.10 = 31,081,520.60/x
  3. Step 3: Cross multiply
    39,143,677.40x = 58,715,516.10 × 31,081,520.60
  4. Step 4: Simplify right side
    39,143,677.40x = 1,824,967,523,201,781.75
  5. Step 5: Solve for x
    x = 1,824,967,523,201,781.75/39,143,677.40
  6. Step 6: Final answer
    x = 46,622,280.90

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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.