Home / 7,873,513.22-11,810,269.98-1,889,881.22

Finding the Fourth Proportional to 7,873,513.22, 11,810,269.98 and 1,889,881.22

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Solution

The fourth proportional to 7,873,513.22, 11,810,269.98 and 1,889,881.22 is: 2,834,821.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873,513.22 : 11,810,269.98 = 1,889,881.22 : x
  2. Step 2: Convert to fraction form
    7,873,513.22/11,810,269.98 = 1,889,881.22/x
  3. Step 3: Cross multiply
    7,873,513.22x = 11,810,269.98 × 1,889,881.22
  4. Step 4: Simplify right side
    7,873,513.22x = 22,320,007,467,857.45
  5. Step 5: Solve for x
    x = 22,320,007,467,857.45/7,873,513.22
  6. Step 6: Final answer
    x = 2,834,821.87

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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.