Home / 29,236,341.60-43,854,512.40-20,166,415.20

Finding the Fourth Proportional to 29,236,341.60, 43,854,512.40 and 20,166,415.20

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Solution

The fourth proportional to 29,236,341.60, 43,854,512.40 and 20,166,415.20 is: 30,249,622.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,236,341.60 : 43,854,512.40 = 20,166,415.20 : x
  2. Step 2: Convert to fraction form
    29,236,341.60/43,854,512.40 = 20,166,415.20/x
  3. Step 3: Cross multiply
    29,236,341.60x = 43,854,512.40 × 20,166,415.20
  4. Step 4: Simplify right side
    29,236,341.60x = 884,388,305,451,948.38
  5. Step 5: Solve for x
    x = 884,388,305,451,948.38/29,236,341.60
  6. Step 6: Final answer
    x = 30,249,622.80

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Similar ratio
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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.