Home / 6,448,185.20-8,898,495.26-3,547,513.79

Finding the Fourth Proportional to 6,448,185.20, 8,898,495.26 and 3,547,513.79

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Solution

The fourth proportional to 6,448,185.20, 8,898,495.26 and 3,547,513.79 is: 4,895,568.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,185.20 : 8,898,495.26 = 3,547,513.79 : x
  2. Step 2: Convert to fraction form
    6,448,185.20/8,898,495.26 = 3,547,513.79/x
  3. Step 3: Cross multiply
    6,448,185.20x = 8,898,495.26 × 3,547,513.79
  4. Step 4: Simplify right side
    6,448,185.20x = 31,567,534,649,608.31
  5. Step 5: Solve for x
    x = 31,567,534,649,608.31/6,448,185.20
  6. Step 6: Final answer
    x = 4,895,568.86

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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.