Home / 8,020,886.97-11,056,578.78-4,917,665.19

Finding the Fourth Proportional to 8,020,886.97, 11,056,578.78 and 4,917,665.19

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Solution

The fourth proportional to 8,020,886.97, 11,056,578.78 and 4,917,665.19 is: 6,778,870.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,886.97 : 11,056,578.78 = 4,917,665.19 : x
  2. Step 2: Convert to fraction form
    8,020,886.97/11,056,578.78 = 4,917,665.19/x
  3. Step 3: Cross multiply
    8,020,886.97x = 11,056,578.78 × 4,917,665.19
  4. Step 4: Simplify right side
    8,020,886.97x = 54,372,552,586,898.67
  5. Step 5: Solve for x
    x = 54,372,552,586,898.67/8,020,886.97
  6. Step 6: Final answer
    x = 6,778,870.32

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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.