Home / 19,560,673.60-29,313,016.80-13,570,043.20

Finding the Fourth Proportional to 19,560,673.60, 29,313,016.80 and 13,570,043.20

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Solution

The fourth proportional to 19,560,673.60, 29,313,016.80 and 13,570,043.20 is: 20,335,644.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560,673.60 : 29,313,016.80 = 13,570,043.20 : x
  2. Step 2: Convert to fraction form
    19,560,673.60/29,313,016.80 = 13,570,043.20/x
  3. Step 3: Cross multiply
    19,560,673.60x = 29,313,016.80 × 13,570,043.20
  4. Step 4: Simplify right side
    19,560,673.60x = 397,778,904,298,325.75
  5. Step 5: Solve for x
    x = 397,778,904,298,325.75/19,560,673.60
  6. Step 6: Final answer
    x = 20,335,644.49

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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.