Home / 10,755,414.40-16,133,121.60-9,760,086.40

Finding the Fourth Proportional to 10,755,414.40, 16,133,121.60 and 9,760,086.40

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Solution

The fourth proportional to 10,755,414.40, 16,133,121.60 and 9,760,086.40 is: 14,640,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755,414.40 : 16,133,121.60 = 9,760,086.40 : x
  2. Step 2: Convert to fraction form
    10,755,414.40/16,133,121.60 = 9,760,086.40/x
  3. Step 3: Cross multiply
    10,755,414.40x = 16,133,121.60 × 9,760,086.40
  4. Step 4: Simplify right side
    10,755,414.40x = 157,460,660,717,706.25
  5. Step 5: Solve for x
    x = 157,460,660,717,706.25/10,755,414.40
  6. Step 6: Final answer
    x = 14,640,129.60

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1.5x scale

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.