Home / 9,169,276.80-13,753,915.20-2,865,532.80

Finding the Fourth Proportional to 9,169,276.80, 13,753,915.20 and 2,865,532.80

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Solution

The fourth proportional to 9,169,276.80, 13,753,915.20 and 2,865,532.80 is: 4,298,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,276.80 : 13,753,915.20 = 2,865,532.80 : x
  2. Step 2: Convert to fraction form
    9,169,276.80/13,753,915.20 = 2,865,532.80/x
  3. Step 3: Cross multiply
    9,169,276.80x = 13,753,915.20 × 2,865,532.80
  4. Step 4: Simplify right side
    9,169,276.80x = 39,412,295,134,018.55
  5. Step 5: Solve for x
    x = 39,412,295,134,018.55/9,169,276.80
  6. Step 6: Final answer
    x = 4,298,299.20

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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.