Home / 14,262,189.60-21,440,523.60-12,183,664.80

Finding the Fourth Proportional to 14,262,189.60, 21,440,523.60 and 12,183,664.80

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Solution

The fourth proportional to 14,262,189.60, 21,440,523.60 and 12,183,664.80 is: 18,315,851.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,262,189.60 : 21,440,523.60 = 12,183,664.80 : x
  2. Step 2: Convert to fraction form
    14,262,189.60/21,440,523.60 = 12,183,664.80/x
  3. Step 3: Cross multiply
    14,262,189.60x = 21,440,523.60 × 12,183,664.80
  4. Step 4: Simplify right side
    14,262,189.60x = 261,224,152,678,889.31
  5. Step 5: Solve for x
    x = 261,224,152,678,889.31/14,262,189.60
  6. Step 6: Final answer
    x = 18,315,851.91

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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.