Home / 8,355,880.82-12,534,757.73-7,497,677.41

Finding the Fourth Proportional to 8,355,880.82, 12,534,757.73 and 7,497,677.41

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Solution

The fourth proportional to 8,355,880.82, 12,534,757.73 and 7,497,677.41 is: 11,247,356.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355,880.82 : 12,534,757.73 = 7,497,677.41 : x
  2. Step 2: Convert to fraction form
    8,355,880.82/12,534,757.73 = 7,497,677.41/x
  3. Step 3: Cross multiply
    8,355,880.82x = 12,534,757.73 × 7,497,677.41
  4. Step 4: Simplify right side
    8,355,880.82x = 93,981,569,872,043.89
  5. Step 5: Solve for x
    x = 93,981,569,872,043.89/8,355,880.82
  6. Step 6: Final answer
    x = 11,247,356.43

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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.