Home / 6,986,216.90-10,478,725.07-4,253,054.98

Finding the Fourth Proportional to 6,986,216.90, 10,478,725.07 and 4,253,054.98

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Solution

The fourth proportional to 6,986,216.90, 10,478,725.07 and 4,253,054.98 is: 6,379,217.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,986,216.90 : 10,478,725.07 = 4,253,054.98 : x
  2. Step 2: Convert to fraction form
    6,986,216.90/10,478,725.07 = 4,253,054.98/x
  3. Step 3: Cross multiply
    6,986,216.90x = 10,478,725.07 × 4,253,054.98
  4. Step 4: Simplify right side
    6,986,216.90x = 44,566,593,843,014.35
  5. Step 5: Solve for x
    x = 44,566,593,843,014.35/6,986,216.90
  6. Step 6: Final answer
    x = 6,379,217.03

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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.