Home / 8,057,408.70-12,100,109.85-4,278,272.70

Finding the Fourth Proportional to 8,057,408.70, 12,100,109.85 and 4,278,272.70

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Solution

The fourth proportional to 8,057,408.70, 12,100,109.85 and 4,278,272.70 is: 6,424,840.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057,408.70 : 12,100,109.85 = 4,278,272.70 : x
  2. Step 2: Convert to fraction form
    8,057,408.70/12,100,109.85 = 4,278,272.70/x
  3. Step 3: Cross multiply
    8,057,408.70x = 12,100,109.85 × 4,278,272.70
  4. Step 4: Simplify right side
    8,057,408.70x = 51,767,569,638,256.09
  5. Step 5: Solve for x
    x = 51,767,569,638,256.09/8,057,408.70
  6. Step 6: Final answer
    x = 6,424,840.98

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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.