Home / 36,931,917.54-55,399,004.90-12,670,504.12

Finding the Fourth Proportional to 36,931,917.54, 55,399,004.90 and 12,670,504.12

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Solution

The fourth proportional to 36,931,917.54, 55,399,004.90 and 12,670,504.12 is: 19,006,143.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,931,917.54 : 55,399,004.90 = 12,670,504.12 : x
  2. Step 2: Convert to fraction form
    36,931,917.54/55,399,004.90 = 12,670,504.12/x
  3. Step 3: Cross multiply
    36,931,917.54x = 55,399,004.90 × 12,670,504.12
  4. Step 4: Simplify right side
    36,931,917.54x = 701,933,319,829,350.12
  5. Step 5: Solve for x
    x = 701,933,319,829,350.12/36,931,917.54
  6. Step 6: Final answer
    x = 19,006,143.37

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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.