Home / 20,544,057.60-30,816,086.40-14,572,089.60

Finding the Fourth Proportional to 20,544,057.60, 30,816,086.40 and 14,572,089.60

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Solution

The fourth proportional to 20,544,057.60, 30,816,086.40 and 14,572,089.60 is: 21,858,134.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,544,057.60 : 30,816,086.40 = 14,572,089.60 : x
  2. Step 2: Convert to fraction form
    20,544,057.60/30,816,086.40 = 14,572,089.60/x
  3. Step 3: Cross multiply
    20,544,057.60x = 30,816,086.40 × 14,572,089.60
  4. Step 4: Simplify right side
    20,544,057.60x = 449,054,772,142,141.44
  5. Step 5: Solve for x
    x = 449,054,772,142,141.44/20,544,057.60
  6. Step 6: Final answer
    x = 21,858,134.40

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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.