Home / 6,018,418.15-8,305,416.14-3,440,154.28

Finding the Fourth Proportional to 6,018,418.15, 8,305,416.14 and 3,440,154.28

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Solution

The fourth proportional to 6,018,418.15, 8,305,416.14 and 3,440,154.28 is: 4,747,412.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018,418.15 : 8,305,416.14 = 3,440,154.28 : x
  2. Step 2: Convert to fraction form
    6,018,418.15/8,305,416.14 = 3,440,154.28/x
  3. Step 3: Cross multiply
    6,018,418.15x = 8,305,416.14 × 3,440,154.28
  4. Step 4: Simplify right side
    6,018,418.15x = 28,571,912,881,202.08
  5. Step 5: Solve for x
    x = 28,571,912,881,202.08/6,018,418.15
  6. Step 6: Final answer
    x = 4,747,412.39

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Double scale
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1.5x scale

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.