Home / 6,448,457.77-8,898,942.35-3,508,291.58

Finding the Fourth Proportional to 6,448,457.77, 8,898,942.35 and 3,508,291.58

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Solution

The fourth proportional to 6,448,457.77, 8,898,942.35 and 3,508,291.58 is: 4,841,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,457.77 : 8,898,942.35 = 3,508,291.58 : x
  2. Step 2: Convert to fraction form
    6,448,457.77/8,898,942.35 = 3,508,291.58/x
  3. Step 3: Cross multiply
    6,448,457.77x = 8,898,942.35 × 3,508,291.58
  4. Step 4: Simplify right side
    6,448,457.77x = 31,220,084,493,020.97
  5. Step 5: Solve for x
    x = 31,220,084,493,020.97/6,448,457.77
  6. Step 6: Final answer
    x = 4,841,480.80

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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.