Home / 8,072,984.13-11,143,417.73-4,810,821.81

Finding the Fourth Proportional to 8,072,984.13, 11,143,417.73 and 4,810,821.81

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Solution

The fourth proportional to 8,072,984.13, 11,143,417.73 and 4,810,821.81 is: 6,640,542.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072,984.13 : 11,143,417.73 = 4,810,821.81 : x
  2. Step 2: Convert to fraction form
    8,072,984.13/11,143,417.73 = 4,810,821.81/x
  3. Step 3: Cross multiply
    8,072,984.13x = 11,143,417.73 × 4,810,821.81
  4. Step 4: Simplify right side
    8,072,984.13x = 53,608,997,029,370.58
  5. Step 5: Solve for x
    x = 53,608,997,029,370.58/8,072,984.13
  6. Step 6: Final answer
    x = 6,640,542.85

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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.