Home / 9,968,123.20-14,959,183.20-4,292,420.80

Finding the Fourth Proportional to 9,968,123.20, 14,959,183.20 and 4,292,420.80

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Solution

The fourth proportional to 9,968,123.20, 14,959,183.20 and 4,292,420.80 is: 6,441,644.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,123.20 : 14,959,183.20 = 4,292,420.80 : x
  2. Step 2: Convert to fraction form
    9,968,123.20/14,959,183.20 = 4,292,420.80/x
  3. Step 3: Cross multiply
    9,968,123.20x = 14,959,183.20 × 4,292,420.80
  4. Step 4: Simplify right side
    9,968,123.20x = 64,211,109,118,690.55
  5. Step 5: Solve for x
    x = 64,211,109,118,690.55/9,968,123.20
  6. Step 6: Final answer
    x = 6,441,644.81

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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.