Home / 13,997,002.70-20,995,504.05-3,899,623.70

Finding the Fourth Proportional to 13,997,002.70, 20,995,504.05 and 3,899,623.70

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Solution

The fourth proportional to 13,997,002.70, 20,995,504.05 and 3,899,623.70 is: 5,849,435.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,997,002.70 : 20,995,504.05 = 3,899,623.70 : x
  2. Step 2: Convert to fraction form
    13,997,002.70/20,995,504.05 = 3,899,623.70/x
  3. Step 3: Cross multiply
    13,997,002.70x = 20,995,504.05 × 3,899,623.70
  4. Step 4: Simplify right side
    13,997,002.70x = 81,874,565,186,825.98
  5. Step 5: Solve for x
    x = 81,874,565,186,825.98/13,997,002.70
  6. Step 6: Final answer
    x = 5,849,435.55

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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.