Home / 22,032,014.40-33,048,021.60-20,439,489.60

Finding the Fourth Proportional to 22,032,014.40, 33,048,021.60 and 20,439,489.60

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Solution

The fourth proportional to 22,032,014.40, 33,048,021.60 and 20,439,489.60 is: 30,659,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,032,014.40 : 33,048,021.60 = 20,439,489.60 : x
  2. Step 2: Convert to fraction form
    22,032,014.40/33,048,021.60 = 20,439,489.60/x
  3. Step 3: Cross multiply
    22,032,014.40x = 33,048,021.60 × 20,439,489.60
  4. Step 4: Simplify right side
    22,032,014.40x = 675,484,693,793,775.50
  5. Step 5: Solve for x
    x = 675,484,693,793,775.50/22,032,014.40
  6. Step 6: Final answer
    x = 30,659,234.40

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Double scale
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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.