Home / 21,927,264.62-30,259,257.92-12,137,498.10

Finding the Fourth Proportional to 21,927,264.62, 30,259,257.92 and 12,137,498.10

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Solution

The fourth proportional to 21,927,264.62, 30,259,257.92 and 12,137,498.10 is: 16,749,544.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,927,264.62 : 30,259,257.92 = 12,137,498.10 : x
  2. Step 2: Convert to fraction form
    21,927,264.62/30,259,257.92 = 12,137,498.10/x
  3. Step 3: Cross multiply
    21,927,264.62x = 30,259,257.92 × 12,137,498.10
  4. Step 4: Simplify right side
    21,927,264.62x = 367,271,685,450,722.44
  5. Step 5: Solve for x
    x = 367,271,685,450,722.44/21,927,264.62
  6. Step 6: Final answer
    x = 16,749,544.09

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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.