Home / 6,670,664.24-10,005,890.16-2,121,647.36

Finding the Fourth Proportional to 6,670,664.24, 10,005,890.16 and 2,121,647.36

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Solution

The fourth proportional to 6,670,664.24, 10,005,890.16 and 2,121,647.36 is: 3,182,437.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670,664.24 : 10,005,890.16 = 2,121,647.36 : x
  2. Step 2: Convert to fraction form
    6,670,664.24/10,005,890.16 = 2,121,647.36/x
  3. Step 3: Cross multiply
    6,670,664.24x = 10,005,890.16 × 2,121,647.36
  4. Step 4: Simplify right side
    6,670,664.24x = 21,228,970,442,413.98
  5. Step 5: Solve for x
    x = 21,228,970,442,413.98/6,670,664.24
  6. Step 6: Final answer
    x = 3,182,437.26

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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.