Home / 7,726,990.77-11,590,486.16-2,678,301.27

Finding the Fourth Proportional to 7,726,990.77, 11,590,486.16 and 2,678,301.27

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Solution

The fourth proportional to 7,726,990.77, 11,590,486.16 and 2,678,301.27 is: 4,017,451.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726,990.77 : 11,590,486.16 = 2,678,301.27 : x
  2. Step 2: Convert to fraction form
    7,726,990.77/11,590,486.16 = 2,678,301.27/x
  3. Step 3: Cross multiply
    7,726,990.77x = 11,590,486.16 × 2,678,301.27
  4. Step 4: Simplify right side
    7,726,990.77x = 31,042,813,788,853.91
  5. Step 5: Solve for x
    x = 31,042,813,788,853.91/7,726,990.77
  6. Step 6: Final answer
    x = 4,017,451.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.