Home / 8,899,457.30-13,350,518.49-3,221,010.21

Finding the Fourth Proportional to 8,899,457.30, 13,350,518.49 and 3,221,010.21

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Solution

The fourth proportional to 8,899,457.30, 13,350,518.49 and 3,221,010.21 is: 4,831,997.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899,457.30 : 13,350,518.49 = 3,221,010.21 : x
  2. Step 2: Convert to fraction form
    8,899,457.30/13,350,518.49 = 3,221,010.21/x
  3. Step 3: Cross multiply
    8,899,457.30x = 13,350,518.49 × 3,221,010.21
  4. Step 4: Simplify right side
    8,899,457.30x = 43,002,156,365,083.78
  5. Step 5: Solve for x
    x = 43,002,156,365,083.78/8,899,457.30
  6. Step 6: Final answer
    x = 4,831,997.61

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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.