Home / 11,282,986.50-15,570,521.37-6,454,090.50

Finding the Fourth Proportional to 11,282,986.50, 15,570,521.37 and 6,454,090.50

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Solution

The fourth proportional to 11,282,986.50, 15,570,521.37 and 6,454,090.50 is: 8,906,644.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282,986.50 : 15,570,521.37 = 6,454,090.50 : x
  2. Step 2: Convert to fraction form
    11,282,986.50/15,570,521.37 = 6,454,090.50/x
  3. Step 3: Cross multiply
    11,282,986.50x = 15,570,521.37 × 6,454,090.50
  4. Step 4: Simplify right side
    11,282,986.50x = 100,493,554,054,163.98
  5. Step 5: Solve for x
    x = 100,493,554,054,163.98/11,282,986.50
  6. Step 6: Final answer
    x = 8,906,644.89

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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.