Home / 8,393,660.10-12,609,152.55-8,076,399.30

Finding the Fourth Proportional to 8,393,660.10, 12,609,152.55 and 8,076,399.30

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Solution

The fourth proportional to 8,393,660.10, 12,609,152.55 and 8,076,399.30 is: 12,132,555.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,393,660.10 : 12,609,152.55 = 8,076,399.30 : x
  2. Step 2: Convert to fraction form
    8,393,660.10/12,609,152.55 = 8,076,399.30/x
  3. Step 3: Cross multiply
    8,393,660.10x = 12,609,152.55 × 8,076,399.30
  4. Step 4: Simplify right side
    8,393,660.10x = 101,836,550,828,413.22
  5. Step 5: Solve for x
    x = 101,836,550,828,413.22/8,393,660.10
  6. Step 6: Final answer
    x = 12,132,555.95

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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.