Home / 5,635,321.20-8,457,647.40-2,607,346.80

Finding the Fourth Proportional to 5,635,321.20, 8,457,647.40 and 2,607,346.80

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Solution

The fourth proportional to 5,635,321.20, 8,457,647.40 and 2,607,346.80 is: 3,913,178.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635,321.20 : 8,457,647.40 = 2,607,346.80 : x
  2. Step 2: Convert to fraction form
    5,635,321.20/8,457,647.40 = 2,607,346.80/x
  3. Step 3: Cross multiply
    5,635,321.20x = 8,457,647.40 × 2,607,346.80
  4. Step 4: Simplify right side
    5,635,321.20x = 22,052,019,883,918.32
  5. Step 5: Solve for x
    x = 22,052,019,883,918.32/5,635,321.20
  6. Step 6: Final answer
    x = 3,913,178.88

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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.