Home / 22,314,921.28-30,793,554.84-12,392,433.94

Finding the Fourth Proportional to 22,314,921.28, 30,793,554.84 and 12,392,433.94

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Solution

The fourth proportional to 22,314,921.28, 30,793,554.84 and 12,392,433.94 is: 17,100,983.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,314,921.28 : 30,793,554.84 = 12,392,433.94 : x
  2. Step 2: Convert to fraction form
    22,314,921.28/30,793,554.84 = 12,392,433.94/x
  3. Step 3: Cross multiply
    22,314,921.28x = 30,793,554.84 × 12,392,433.94
  4. Step 4: Simplify right side
    22,314,921.28x = 381,607,094,132,467.25
  5. Step 5: Solve for x
    x = 381,607,094,132,467.25/22,314,921.28
  6. Step 6: Final answer
    x = 17,100,983.21

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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.