Home / 6,602,851.08-9,112,026.96-3,988,991.61

Finding the Fourth Proportional to 6,602,851.08, 9,112,026.96 and 3,988,991.61

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Solution

The fourth proportional to 6,602,851.08, 9,112,026.96 and 3,988,991.61 is: 5,504,864.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,602,851.08 : 9,112,026.96 = 3,988,991.61 : x
  2. Step 2: Convert to fraction form
    6,602,851.08/9,112,026.96 = 3,988,991.61/x
  3. Step 3: Cross multiply
    6,602,851.08x = 9,112,026.96 × 3,988,991.61
  4. Step 4: Simplify right side
    6,602,851.08x = 36,347,799,093,533.80
  5. Step 5: Solve for x
    x = 36,347,799,093,533.80/6,602,851.08
  6. Step 6: Final answer
    x = 5,504,864.29

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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.