Home / 8,304,047.20-12,456,070.80-8,192,072.80

Finding the Fourth Proportional to 8,304,047.20, 12,456,070.80 and 8,192,072.80

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Solution

The fourth proportional to 8,304,047.20, 12,456,070.80 and 8,192,072.80 is: 12,288,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,047.20 : 12,456,070.80 = 8,192,072.80 : x
  2. Step 2: Convert to fraction form
    8,304,047.20/12,456,070.80 = 8,192,072.80/x
  3. Step 3: Cross multiply
    8,304,047.20x = 12,456,070.80 × 8,192,072.80
  4. Step 4: Simplify right side
    8,304,047.20x = 102,041,038,795,554.25
  5. Step 5: Solve for x
    x = 102,041,038,795,554.25/8,304,047.20
  6. Step 6: Final answer
    x = 12,288,109.20

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1.5x scale

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.