Home / 8,424,009.80-12,617,352.30-7,304,265.80

Finding the Fourth Proportional to 8,424,009.80, 12,617,352.30 and 7,304,265.80

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Solution

The fourth proportional to 8,424,009.80, 12,617,352.30 and 7,304,265.80 is: 10,940,216.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424,009.80 : 12,617,352.30 = 7,304,265.80 : x
  2. Step 2: Convert to fraction form
    8,424,009.80/12,617,352.30 = 7,304,265.80/x
  3. Step 3: Cross multiply
    8,424,009.80x = 12,617,352.30 × 7,304,265.80
  4. Step 4: Simplify right side
    8,424,009.80x = 92,160,494,891,441.34
  5. Step 5: Solve for x
    x = 92,160,494,891,441.34/8,424,009.80
  6. Step 6: Final answer
    x = 10,940,216.96

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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.