Home / 5,760,601.70-8,640,902.55-5,494,881.20

Finding the Fourth Proportional to 5,760,601.70, 8,640,902.55 and 5,494,881.20

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Solution

The fourth proportional to 5,760,601.70, 8,640,902.55 and 5,494,881.20 is: 8,242,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760,601.70 : 8,640,902.55 = 5,494,881.20 : x
  2. Step 2: Convert to fraction form
    5,760,601.70/8,640,902.55 = 5,494,881.20/x
  3. Step 3: Cross multiply
    5,760,601.70x = 8,640,902.55 × 5,494,881.20
  4. Step 4: Simplify right side
    5,760,601.70x = 47,480,732,973,027.06
  5. Step 5: Solve for x
    x = 47,480,732,973,027.06/5,760,601.70
  6. Step 6: Final answer
    x = 8,242,321.80

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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.