Home / 8,103,513.20-12,153,520.20-3,554,553.20

Finding the Fourth Proportional to 8,103,513.20, 12,153,520.20 and 3,554,553.20

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Solution

The fourth proportional to 8,103,513.20, 12,153,520.20 and 3,554,553.20 is: 5,331,062.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103,513.20 : 12,153,520.20 = 3,554,553.20 : x
  2. Step 2: Convert to fraction form
    8,103,513.20/12,153,520.20 = 3,554,553.20/x
  3. Step 3: Cross multiply
    8,103,513.20x = 12,153,520.20 × 3,554,553.20
  4. Step 4: Simplify right side
    8,103,513.20x = 43,200,334,118,174.64
  5. Step 5: Solve for x
    x = 43,200,334,118,174.64/8,103,513.20
  6. Step 6: Final answer
    x = 5,331,062.35

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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.