Home / 21,039,535.54-29,034,283.96-11,747,263.84

Finding the Fourth Proportional to 21,039,535.54, 29,034,283.96 and 11,747,263.84

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Solution

The fourth proportional to 21,039,535.54, 29,034,283.96 and 11,747,263.84 is: 16,211,070.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,039,535.54 : 29,034,283.96 = 11,747,263.84 : x
  2. Step 2: Convert to fraction form
    21,039,535.54/29,034,283.96 = 11,747,263.84/x
  3. Step 3: Cross multiply
    21,039,535.54x = 29,034,283.96 × 11,747,263.84
  4. Step 4: Simplify right side
    21,039,535.54x = 341,073,394,083,600
  5. Step 5: Solve for x
    x = 341,073,394,083,600/21,039,535.54
  6. Step 6: Final answer
    x = 16,211,070.51

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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.