Home / 11,178,034.20-16,767,051.30-8,343,682.20

Finding the Fourth Proportional to 11,178,034.20, 16,767,051.30 and 8,343,682.20

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Solution

The fourth proportional to 11,178,034.20, 16,767,051.30 and 8,343,682.20 is: 12,515,523.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178,034.20 : 16,767,051.30 = 8,343,682.20 : x
  2. Step 2: Convert to fraction form
    11,178,034.20/16,767,051.30 = 8,343,682.20/x
  3. Step 3: Cross multiply
    11,178,034.20x = 16,767,051.30 × 8,343,682.20
  4. Step 4: Simplify right side
    11,178,034.20x = 139,898,947,478,296.88
  5. Step 5: Solve for x
    x = 139,898,947,478,296.88/11,178,034.20
  6. Step 6: Final answer
    x = 12,515,523.30

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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.