Home / 13,669,920.56-18,855,602.33-8,767,377.33

Finding the Fourth Proportional to 13,669,920.56, 18,855,602.33 and 8,767,377.33

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Solution

The fourth proportional to 13,669,920.56, 18,855,602.33 and 8,767,377.33 is: 12,093,280.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,669,920.56 : 18,855,602.33 = 8,767,377.33 : x
  2. Step 2: Convert to fraction form
    13,669,920.56/18,855,602.33 = 8,767,377.33/x
  3. Step 3: Cross multiply
    13,669,920.56x = 18,855,602.33 × 8,767,377.33
  4. Step 4: Simplify right side
    13,669,920.56x = 165,314,180,367,700.28
  5. Step 5: Solve for x
    x = 165,314,180,367,700.28/13,669,920.56
  6. Step 6: Final answer
    x = 12,093,280.26

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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.