Home / 18,754,907.60-28,057,711.80-16,258,293.20

Finding the Fourth Proportional to 18,754,907.60, 28,057,711.80 and 16,258,293.20

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Solution

The fourth proportional to 18,754,907.60, 28,057,711.80 and 16,258,293.20 is: 24,322,727.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,754,907.60 : 28,057,711.80 = 16,258,293.20 : x
  2. Step 2: Convert to fraction form
    18,754,907.60/28,057,711.80 = 16,258,293.20/x
  3. Step 3: Cross multiply
    18,754,907.60x = 28,057,711.80 × 16,258,293.20
  4. Step 4: Simplify right side
    18,754,907.60x = 456,170,504,965,499.75
  5. Step 5: Solve for x
    x = 456,170,504,965,499.75/18,754,907.60
  6. Step 6: Final answer
    x = 24,322,727.40

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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.