Home / 18,421,144.20-27,578,572.20-16,507,956.60

Finding the Fourth Proportional to 18,421,144.20, 27,578,572.20 and 16,507,956.60

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Solution

The fourth proportional to 18,421,144.20, 27,578,572.20 and 16,507,956.60 is: 24,714,310.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,421,144.20 : 27,578,572.20 = 16,507,956.60 : x
  2. Step 2: Convert to fraction form
    18,421,144.20/27,578,572.20 = 16,507,956.60/x
  3. Step 3: Cross multiply
    18,421,144.20x = 27,578,572.20 × 16,507,956.60
  4. Step 4: Simplify right side
    18,421,144.20x = 455,265,872,967,566.50
  5. Step 5: Solve for x
    x = 455,265,872,967,566.50/18,421,144.20
  6. Step 6: Final answer
    x = 24,714,310.25

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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.