Home / 12,099,815.10-18,132,615.45-6,710,839.74

Finding the Fourth Proportional to 12,099,815.10, 18,132,615.45 and 6,710,839.74

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Solution

The fourth proportional to 12,099,815.10, 18,132,615.45 and 6,710,839.74 is: 10,056,771.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,099,815.10 : 18,132,615.45 = 6,710,839.74 : x
  2. Step 2: Convert to fraction form
    12,099,815.10/18,132,615.45 = 6,710,839.74/x
  3. Step 3: Cross multiply
    12,099,815.10x = 18,132,615.45 × 6,710,839.74
  4. Step 4: Simplify right side
    12,099,815.10x = 121,685,076,351,997.98
  5. Step 5: Solve for x
    x = 121,685,076,351,997.98/12,099,815.10
  6. Step 6: Final answer
    x = 10,056,771.56

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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.