Home / 21,908,662.10-32,865,982.35-9,126,177.45

Finding the Fourth Proportional to 21,908,662.10, 32,865,982.35 and 9,126,177.45

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Solution

The fourth proportional to 21,908,662.10, 32,865,982.35 and 9,126,177.45 is: 13,690,511.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,908,662.10 : 32,865,982.35 = 9,126,177.45 : x
  2. Step 2: Convert to fraction form
    21,908,662.10/32,865,982.35 = 9,126,177.45/x
  3. Step 3: Cross multiply
    21,908,662.10x = 32,865,982.35 × 9,126,177.45
  4. Step 4: Simplify right side
    21,908,662.10x = 299,940,786,994,668
  5. Step 5: Solve for x
    x = 299,940,786,994,668/21,908,662.10
  6. Step 6: Final answer
    x = 13,690,511.34

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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.