Home / 4,785,348.74-7,171,611.30-4,478,892.62

Finding the Fourth Proportional to 4,785,348.74, 7,171,611.30 and 4,478,892.62

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Solution

The fourth proportional to 4,785,348.74, 7,171,611.30 and 4,478,892.62 is: 6,712,337.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785,348.74 : 7,171,611.30 = 4,478,892.62 : x
  2. Step 2: Convert to fraction form
    4,785,348.74/7,171,611.30 = 4,478,892.62/x
  3. Step 3: Cross multiply
    4,785,348.74x = 7,171,611.30 × 4,478,892.62
  4. Step 4: Simplify right side
    4,785,348.74x = 32,120,876,889,220.55
  5. Step 5: Solve for x
    x = 32,120,876,889,220.55/4,785,348.74
  6. Step 6: Final answer
    x = 6,712,337.74

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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.