Home / 10,893,307.20-16,339,960.80-3,320,260.80

Finding the Fourth Proportional to 10,893,307.20, 16,339,960.80 and 3,320,260.80

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Solution

The fourth proportional to 10,893,307.20, 16,339,960.80 and 3,320,260.80 is: 4,980,391.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893,307.20 : 16,339,960.80 = 3,320,260.80 : x
  2. Step 2: Convert to fraction form
    10,893,307.20/16,339,960.80 = 3,320,260.80/x
  3. Step 3: Cross multiply
    10,893,307.20x = 16,339,960.80 × 3,320,260.80
  4. Step 4: Simplify right side
    10,893,307.20x = 54,252,931,317,776.64
  5. Step 5: Solve for x
    x = 54,252,931,317,776.64/10,893,307.20
  6. Step 6: Final answer
    x = 4,980,391.20

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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.