Home / 39,146,469.40-58,719,704.10-31,084,312.60

Finding the Fourth Proportional to 39,146,469.40, 58,719,704.10 and 31,084,312.60

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Solution

The fourth proportional to 39,146,469.40, 58,719,704.10 and 31,084,312.60 is: 46,626,468.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,146,469.40 : 58,719,704.10 = 31,084,312.60 : x
  2. Step 2: Convert to fraction form
    39,146,469.40/58,719,704.10 = 31,084,312.60/x
  3. Step 3: Cross multiply
    39,146,469.40x = 58,719,704.10 × 31,084,312.60
  4. Step 4: Simplify right side
    39,146,469.40x = 1,825,261,638,023,901.75
  5. Step 5: Solve for x
    x = 1,825,261,638,023,901.75/39,146,469.40
  6. Step 6: Final answer
    x = 46,626,468.90

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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.