Home / 8,129,324.42-12,193,991.89-2,064,510.98

Finding the Fourth Proportional to 8,129,324.42, 12,193,991.89 and 2,064,510.98

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Solution

The fourth proportional to 8,129,324.42, 12,193,991.89 and 2,064,510.98 is: 3,096,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129,324.42 : 12,193,991.89 = 2,064,510.98 : x
  2. Step 2: Convert to fraction form
    8,129,324.42/12,193,991.89 = 2,064,510.98/x
  3. Step 3: Cross multiply
    8,129,324.42x = 12,193,991.89 × 2,064,510.98
  4. Step 4: Simplify right side
    8,129,324.42x = 25,174,630,080,804.71
  5. Step 5: Solve for x
    x = 25,174,630,080,804.71/8,129,324.42
  6. Step 6: Final answer
    x = 3,096,767.80

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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.