Home / 13,675,013.77-18,853,051.44-8,771,724.13

Finding the Fourth Proportional to 13,675,013.77, 18,853,051.44 and 8,771,724.13

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Solution

The fourth proportional to 13,675,013.77, 18,853,051.44 and 8,771,724.13 is: 12,093,133.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,675,013.77 : 18,853,051.44 = 8,771,724.13 : x
  2. Step 2: Convert to fraction form
    13,675,013.77/18,853,051.44 = 8,771,724.13/x
  3. Step 3: Cross multiply
    13,675,013.77x = 18,853,051.44 × 8,771,724.13
  4. Step 4: Simplify right side
    13,675,013.77x = 165,373,766,240,379.28
  5. Step 5: Solve for x
    x = 165,373,766,240,379.28/13,675,013.77
  6. Step 6: Final answer
    x = 12,093,133.43

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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.