Home / 21,754,930.80-32,656,015.80-13,677,027.60

Finding the Fourth Proportional to 21,754,930.80, 32,656,015.80 and 13,677,027.60

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Solution

The fourth proportional to 21,754,930.80, 32,656,015.80 and 13,677,027.60 is: 20,530,390.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,754,930.80 : 32,656,015.80 = 13,677,027.60 : x
  2. Step 2: Convert to fraction form
    21,754,930.80/32,656,015.80 = 13,677,027.60/x
  3. Step 3: Cross multiply
    21,754,930.80x = 32,656,015.80 × 13,677,027.60
  4. Step 4: Simplify right side
    21,754,930.80x = 446,637,229,402,636.06
  5. Step 5: Solve for x
    x = 446,637,229,402,636.06/21,754,930.80
  6. Step 6: Final answer
    x = 20,530,390.72

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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.