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Finding the Fourth Proportional to 6,641,505.60, 9,962,258.40 and 6,043,142.40

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Solution

The fourth proportional to 6,641,505.60, 9,962,258.40 and 6,043,142.40 is: 9,064,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641,505.60 : 9,962,258.40 = 6,043,142.40 : x
  2. Step 2: Convert to fraction form
    6,641,505.60/9,962,258.40 = 6,043,142.40/x
  3. Step 3: Cross multiply
    6,641,505.60x = 9,962,258.40 × 6,043,142.40
  4. Step 4: Simplify right side
    6,641,505.60x = 60,203,346,136,796.16
  5. Step 5: Solve for x
    x = 60,203,346,136,796.16/6,641,505.60
  6. Step 6: Final answer
    x = 9,064,713.60

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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.