Home / 19,431,389.60-29,147,084.40-5,968,217.60

Finding the Fourth Proportional to 19,431,389.60, 29,147,084.40 and 5,968,217.60

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Solution

The fourth proportional to 19,431,389.60, 29,147,084.40 and 5,968,217.60 is: 8,952,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,431,389.60 : 29,147,084.40 = 5,968,217.60 : x
  2. Step 2: Convert to fraction form
    19,431,389.60/29,147,084.40 = 5,968,217.60/x
  3. Step 3: Cross multiply
    19,431,389.60x = 29,147,084.40 × 5,968,217.60
  4. Step 4: Simplify right side
    19,431,389.60x = 173,956,142,104,765.41
  5. Step 5: Solve for x
    x = 173,956,142,104,765.41/19,431,389.60
  6. Step 6: Final answer
    x = 8,952,326.40

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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.