Home / 14,297,956.20-21,423,314.70-12,172,192.20

Finding the Fourth Proportional to 14,297,956.20, 21,423,314.70 and 12,172,192.20

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Solution

The fourth proportional to 14,297,956.20, 21,423,314.70 and 12,172,192.20 is: 18,238,180.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,297,956.20 : 21,423,314.70 = 12,172,192.20 : x
  2. Step 2: Convert to fraction form
    14,297,956.20/21,423,314.70 = 12,172,192.20/x
  3. Step 3: Cross multiply
    14,297,956.20x = 21,423,314.70 × 12,172,192.20
  4. Step 4: Simplify right side
    14,297,956.20x = 260,768,704,089,485.31
  5. Step 5: Solve for x
    x = 260,768,704,089,485.31/14,297,956.20
  6. Step 6: Final answer
    x = 18,238,180.37

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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.