Home / 15,528,801.60-23,293,202.40-13,639,233.60

Finding the Fourth Proportional to 15,528,801.60, 23,293,202.40 and 13,639,233.60

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Solution

The fourth proportional to 15,528,801.60, 23,293,202.40 and 13,639,233.60 is: 20,458,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,528,801.60 : 23,293,202.40 = 13,639,233.60 : x
  2. Step 2: Convert to fraction form
    15,528,801.60/23,293,202.40 = 13,639,233.60/x
  3. Step 3: Cross multiply
    15,528,801.60x = 23,293,202.40 × 13,639,233.60
  4. Step 4: Simplify right side
    15,528,801.60x = 317,701,428,825,680.62
  5. Step 5: Solve for x
    x = 317,701,428,825,680.62/15,528,801.60
  6. Step 6: Final answer
    x = 20,458,850.40

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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.