Home / 5,753,722.60-8,639,915.10-3,868,820.20

Finding the Fourth Proportional to 5,753,722.60, 8,639,915.10 and 3,868,820.20

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Solution

The fourth proportional to 5,753,722.60, 8,639,915.10 and 3,868,820.20 is: 5,809,504.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753,722.60 : 8,639,915.10 = 3,868,820.20 : x
  2. Step 2: Convert to fraction form
    5,753,722.60/8,639,915.10 = 3,868,820.20/x
  3. Step 3: Cross multiply
    5,753,722.60x = 8,639,915.10 × 3,868,820.20
  4. Step 4: Simplify right side
    5,753,722.60x = 33,426,278,065,165.02
  5. Step 5: Solve for x
    x = 33,426,278,065,165.02/5,753,722.60
  6. Step 6: Final answer
    x = 5,809,504.63

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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.