Home / 8,749,787.20-13,124,680.80-7,553,060.80

Finding the Fourth Proportional to 8,749,787.20, 13,124,680.80 and 7,553,060.80

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Solution

The fourth proportional to 8,749,787.20, 13,124,680.80 and 7,553,060.80 is: 11,329,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749,787.20 : 13,124,680.80 = 7,553,060.80 : x
  2. Step 2: Convert to fraction form
    8,749,787.20/13,124,680.80 = 7,553,060.80/x
  3. Step 3: Cross multiply
    8,749,787.20x = 13,124,680.80 × 7,553,060.80
  4. Step 4: Simplify right side
    8,749,787.20x = 99,131,512,062,992.64
  5. Step 5: Solve for x
    x = 99,131,512,062,992.64/8,749,787.20
  6. Step 6: Final answer
    x = 11,329,591.20

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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.