Home / 8,160,980.80-12,241,471.20-2,842,196.80

Finding the Fourth Proportional to 8,160,980.80, 12,241,471.20 and 2,842,196.80

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Solution

The fourth proportional to 8,160,980.80, 12,241,471.20 and 2,842,196.80 is: 4,263,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,980.80 : 12,241,471.20 = 2,842,196.80 : x
  2. Step 2: Convert to fraction form
    8,160,980.80/12,241,471.20 = 2,842,196.80/x
  3. Step 3: Cross multiply
    8,160,980.80x = 12,241,471.20 × 2,842,196.80
  4. Step 4: Simplify right side
    8,160,980.80x = 34,792,670,271,932.16
  5. Step 5: Solve for x
    x = 34,792,670,271,932.16/8,160,980.80
  6. Step 6: Final answer
    x = 4,263,295.20

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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.