Home / 18,187,737.75-25,099,080.44-10,038,977.91

Finding the Fourth Proportional to 18,187,737.75, 25,099,080.44 and 10,038,977.91

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Solution

The fourth proportional to 18,187,737.75, 25,099,080.44 and 10,038,977.91 is: 13,853,790.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187,737.75 : 25,099,080.44 = 10,038,977.91 : x
  2. Step 2: Convert to fraction form
    18,187,737.75/25,099,080.44 = 10,038,977.91/x
  3. Step 3: Cross multiply
    18,187,737.75x = 25,099,080.44 × 10,038,977.91
  4. Step 4: Simplify right side
    18,187,737.75x = 251,969,114,048,278.19
  5. Step 5: Solve for x
    x = 251,969,114,048,278.19/18,187,737.75
  6. Step 6: Final answer
    x = 13,853,790.81

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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.