Home / 7,283,887.40-10,917,083.10-3,021,861.80

Finding the Fourth Proportional to 7,283,887.40, 10,917,083.10 and 3,021,861.80

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Solution

The fourth proportional to 7,283,887.40, 10,917,083.10 and 3,021,861.80 is: 4,529,163.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283,887.40 : 10,917,083.10 = 3,021,861.80 : x
  2. Step 2: Convert to fraction form
    7,283,887.40/10,917,083.10 = 3,021,861.80/x
  3. Step 3: Cross multiply
    7,283,887.40x = 10,917,083.10 × 3,021,861.80
  4. Step 4: Simplify right side
    7,283,887.40x = 32,989,916,387,315.58
  5. Step 5: Solve for x
    x = 32,989,916,387,315.58/7,283,887.40
  6. Step 6: Final answer
    x = 4,529,163.42

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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.