Home / 21,806,107.89-30,092,627.89-12,016,903.32

Finding the Fourth Proportional to 21,806,107.89, 30,092,627.89 and 12,016,903.32

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Solution

The fourth proportional to 21,806,107.89, 30,092,627.89 and 12,016,903.32 is: 16,583,436.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,107.89 : 30,092,627.89 = 12,016,903.32 : x
  2. Step 2: Convert to fraction form
    21,806,107.89/30,092,627.89 = 12,016,903.32/x
  3. Step 3: Cross multiply
    21,806,107.89x = 30,092,627.89 × 12,016,903.32
  4. Step 4: Simplify right side
    21,806,107.89x = 361,620,199,998,865.62
  5. Step 5: Solve for x
    x = 361,620,199,998,865.62/21,806,107.89
  6. Step 6: Final answer
    x = 16,583,436.25

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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.