Home / 8,393,669.60-12,609,166.80-8,076,408.80

Finding the Fourth Proportional to 8,393,669.60, 12,609,166.80 and 8,076,408.80

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Solution

The fourth proportional to 8,393,669.60, 12,609,166.80 and 8,076,408.80 is: 12,132,570.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,393,669.60 : 12,609,166.80 = 8,076,408.80 : x
  2. Step 2: Convert to fraction form
    8,393,669.60/12,609,166.80 = 8,076,408.80/x
  3. Step 3: Cross multiply
    8,393,669.60x = 12,609,166.80 × 8,076,408.80
  4. Step 4: Simplify right side
    8,393,669.60x = 101,836,785,704,187.84
  5. Step 5: Solve for x
    x = 101,836,785,704,187.84/8,393,669.60
  6. Step 6: Final answer
    x = 12,132,570.21

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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.