Home / 17,392,939.20-26,089,408.80-15,904,904.40

Finding the Fourth Proportional to 17,392,939.20, 26,089,408.80 and 15,904,904.40

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Solution

The fourth proportional to 17,392,939.20, 26,089,408.80 and 15,904,904.40 is: 23,857,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,392,939.20 : 26,089,408.80 = 15,904,904.40 : x
  2. Step 2: Convert to fraction form
    17,392,939.20/26,089,408.80 = 15,904,904.40/x
  3. Step 3: Cross multiply
    17,392,939.20x = 26,089,408.80 × 15,904,904.40
  4. Step 4: Simplify right side
    17,392,939.20x = 414,949,552,816,518.75
  5. Step 5: Solve for x
    x = 414,949,552,816,518.75/17,392,939.20
  6. Step 6: Final answer
    x = 23,857,356.60

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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.