Home / 14,116,190.40-21,174,285.60-8,433,489.60

Finding the Fourth Proportional to 14,116,190.40, 21,174,285.60 and 8,433,489.60

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Solution

The fourth proportional to 14,116,190.40, 21,174,285.60 and 8,433,489.60 is: 12,650,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116,190.40 : 21,174,285.60 = 8,433,489.60 : x
  2. Step 2: Convert to fraction form
    14,116,190.40/21,174,285.60 = 8,433,489.60/x
  3. Step 3: Cross multiply
    14,116,190.40x = 21,174,285.60 × 8,433,489.60
  4. Step 4: Simplify right side
    14,116,190.40x = 178,573,117,395,029.75
  5. Step 5: Solve for x
    x = 178,573,117,395,029.75/14,116,190.40
  6. Step 6: Final answer
    x = 12,650,234.40

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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.