Home / 7,136,669.96-9,848,341.02-3,873,414.61

Finding the Fourth Proportional to 7,136,669.96, 9,848,341.02 and 3,873,414.61

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Solution

The fourth proportional to 7,136,669.96, 9,848,341.02 and 3,873,414.61 is: 5,345,169.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,669.96 : 9,848,341.02 = 3,873,414.61 : x
  2. Step 2: Convert to fraction form
    7,136,669.96/9,848,341.02 = 3,873,414.61/x
  3. Step 3: Cross multiply
    7,136,669.96x = 9,848,341.02 × 3,873,414.61
  4. Step 4: Simplify right side
    7,136,669.96x = 38,146,707,991,130.30
  5. Step 5: Solve for x
    x = 38,146,707,991,130.30/7,136,669.96
  6. Step 6: Final answer
    x = 5,345,169.13

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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.