Home / 8,709,986.88-13,064,136.10-2,644,771.92

Finding the Fourth Proportional to 8,709,986.88, 13,064,136.10 and 2,644,771.92

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Solution

The fourth proportional to 8,709,986.88, 13,064,136.10 and 2,644,771.92 is: 3,966,901.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,709,986.88 : 13,064,136.10 = 2,644,771.92 : x
  2. Step 2: Convert to fraction form
    8,709,986.88/13,064,136.10 = 2,644,771.92/x
  3. Step 3: Cross multiply
    8,709,986.88x = 13,064,136.10 × 2,644,771.92
  4. Step 4: Simplify right side
    8,709,986.88x = 34,551,660,367,360.91
  5. Step 5: Solve for x
    x = 34,551,660,367,360.91/8,709,986.88
  6. Step 6: Final answer
    x = 3,966,901.54

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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.