Home / 6,958,560.24-10,439,339.40-2,100,459.78

Finding the Fourth Proportional to 6,958,560.24, 10,439,339.40 and 2,100,459.78

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Solution

The fourth proportional to 6,958,560.24, 10,439,339.40 and 2,100,459.78 is: 3,151,142.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,958,560.24 : 10,439,339.40 = 2,100,459.78 : x
  2. Step 2: Convert to fraction form
    6,958,560.24/10,439,339.40 = 2,100,459.78/x
  3. Step 3: Cross multiply
    6,958,560.24x = 10,439,339.40 × 2,100,459.78
  4. Step 4: Simplify right side
    6,958,560.24x = 21,927,412,539,469.33
  5. Step 5: Solve for x
    x = 21,927,412,539,469.33/6,958,560.24
  6. Step 6: Final answer
    x = 3,151,142.16

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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.