Home / 21,750,378.36-30,016,091.00-11,827,841.37

Finding the Fourth Proportional to 21,750,378.36, 30,016,091.00 and 11,827,841.37

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Solution

The fourth proportional to 21,750,378.36, 30,016,091.00 and 11,827,841.37 is: 16,322,730.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,750,378.36 : 30,016,091.00 = 11,827,841.37 : x
  2. Step 2: Convert to fraction form
    21,750,378.36/30,016,091.00 = 11,827,841.37/x
  3. Step 3: Cross multiply
    21,750,378.36x = 30,016,091.00 × 11,827,841.37
  4. Step 4: Simplify right side
    21,750,378.36x = 355,025,562,812,494
  5. Step 5: Solve for x
    x = 355,025,562,812,494/21,750,378.36
  6. Step 6: Final answer
    x = 16,322,730.44

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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.