Home / 20,220,824.20-30,331,236.30-6,573,944.20

Finding the Fourth Proportional to 20,220,824.20, 30,331,236.30 and 6,573,944.20

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Solution

The fourth proportional to 20,220,824.20, 30,331,236.30 and 6,573,944.20 is: 9,860,916.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,220,824.20 : 30,331,236.30 = 6,573,944.20 : x
  2. Step 2: Convert to fraction form
    20,220,824.20/30,331,236.30 = 6,573,944.20/x
  3. Step 3: Cross multiply
    20,220,824.20x = 30,331,236.30 × 6,573,944.20
  4. Step 4: Simplify right side
    20,220,824.20x = 199,395,854,953,214.47
  5. Step 5: Solve for x
    x = 199,395,854,953,214.47/20,220,824.20
  6. Step 6: Final answer
    x = 9,860,916.30

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Double scale
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1.5x scale

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.