Home / 8,020,885.97-11,056,577.40-4,917,664.19

Finding the Fourth Proportional to 8,020,885.97, 11,056,577.40 and 4,917,664.19

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Solution

The fourth proportional to 8,020,885.97, 11,056,577.40 and 4,917,664.19 is: 6,778,868.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,885.97 : 11,056,577.40 = 4,917,664.19 : x
  2. Step 2: Convert to fraction form
    8,020,885.97/11,056,577.40 = 4,917,664.19/x
  3. Step 3: Cross multiply
    8,020,885.97x = 11,056,577.40 × 4,917,664.19
  4. Step 4: Simplify right side
    8,020,885.97x = 54,372,534,688,660.41
  5. Step 5: Solve for x
    x = 54,372,534,688,660.41/8,020,885.97
  6. Step 6: Final answer
    x = 6,778,868.93

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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.