Home / 11,002,477.80-16,487,970.30-8,101,203.60

Finding the Fourth Proportional to 11,002,477.80, 16,487,970.30 and 8,101,203.60

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Solution

The fourth proportional to 11,002,477.80, 16,487,970.30 and 8,101,203.60 is: 12,140,211.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,002,477.80 : 16,487,970.30 = 8,101,203.60 : x
  2. Step 2: Convert to fraction form
    11,002,477.80/16,487,970.30 = 8,101,203.60/x
  3. Step 3: Cross multiply
    11,002,477.80x = 16,487,970.30 × 8,101,203.60
  4. Step 4: Simplify right side
    11,002,477.80x = 133,572,404,351,053.08
  5. Step 5: Solve for x
    x = 133,572,404,351,053.08/11,002,477.80
  6. Step 6: Final answer
    x = 12,140,211.21

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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.