Home / 12,766,216.67-17,617,358.90-6,964,998.92

Finding the Fourth Proportional to 12,766,216.67, 17,617,358.90 and 6,964,998.92

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Solution

The fourth proportional to 12,766,216.67, 17,617,358.90 and 6,964,998.92 is: 9,611,687.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766,216.67 : 17,617,358.90 = 6,964,998.92 : x
  2. Step 2: Convert to fraction form
    12,766,216.67/17,617,358.90 = 6,964,998.92/x
  3. Step 3: Cross multiply
    12,766,216.67x = 17,617,358.90 × 6,964,998.92
  4. Step 4: Simplify right side
    12,766,216.67x = 122,704,885,588,840.59
  5. Step 5: Solve for x
    x = 122,704,885,588,840.59/12,766,216.67
  6. Step 6: Final answer
    x = 9,611,687.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.