Home / 18,936,773.76-26,131,435.20-10,677,129.60

Finding the Fourth Proportional to 18,936,773.76, 26,131,435.20 and 10,677,129.60

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Solution

The fourth proportional to 18,936,773.76, 26,131,435.20 and 10,677,129.60 is: 14,733,698.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,936,773.76 : 26,131,435.20 = 10,677,129.60 : x
  2. Step 2: Convert to fraction form
    18,936,773.76/26,131,435.20 = 10,677,129.60/x
  3. Step 3: Cross multiply
    18,936,773.76x = 26,131,435.20 × 10,677,129.60
  4. Step 4: Simplify right side
    18,936,773.76x = 279,008,720,264,401.91
  5. Step 5: Solve for x
    x = 279,008,720,264,401.91/18,936,773.76
  6. Step 6: Final answer
    x = 14,733,698.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.