Home / 18,528,234.70-27,792,352.05-17,268,522.70

Finding the Fourth Proportional to 18,528,234.70, 27,792,352.05 and 17,268,522.70

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Solution

The fourth proportional to 18,528,234.70, 27,792,352.05 and 17,268,522.70 is: 25,902,784.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528,234.70 : 27,792,352.05 = 17,268,522.70 : x
  2. Step 2: Convert to fraction form
    18,528,234.70/27,792,352.05 = 17,268,522.70/x
  3. Step 3: Cross multiply
    18,528,234.70x = 27,792,352.05 × 17,268,522.70
  4. Step 4: Simplify right side
    18,528,234.70x = 479,932,862,261,816.50
  5. Step 5: Solve for x
    x = 479,932,862,261,816.50/18,528,234.70
  6. Step 6: Final answer
    x = 25,902,784.05

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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.