Home / 21,596,906.60-32,395,359.90-20,179,730.60

Finding the Fourth Proportional to 21,596,906.60, 32,395,359.90 and 20,179,730.60

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Solution

The fourth proportional to 21,596,906.60, 32,395,359.90 and 20,179,730.60 is: 30,269,595.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,596,906.60 : 32,395,359.90 = 20,179,730.60 : x
  2. Step 2: Convert to fraction form
    21,596,906.60/32,395,359.90 = 20,179,730.60/x
  3. Step 3: Cross multiply
    21,596,906.60x = 32,395,359.90 × 20,179,730.60
  4. Step 4: Simplify right side
    21,596,906.60x = 653,729,635,472,043
  5. Step 5: Solve for x
    x = 653,729,635,472,043/21,596,906.60
  6. Step 6: Final answer
    x = 30,269,595.90

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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.