Home / 7,539,200.37-11,306,932.20-2,147,897.51

Finding the Fourth Proportional to 7,539,200.37, 11,306,932.20 and 2,147,897.51

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Solution

The fourth proportional to 7,539,200.37, 11,306,932.20 and 2,147,897.51 is: 3,221,313.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539,200.37 : 11,306,932.20 = 2,147,897.51 : x
  2. Step 2: Convert to fraction form
    7,539,200.37/11,306,932.20 = 2,147,897.51/x
  3. Step 3: Cross multiply
    7,539,200.37x = 11,306,932.20 × 2,147,897.51
  4. Step 4: Simplify right side
    7,539,200.37x = 24,286,131,461,584.16
  5. Step 5: Solve for x
    x = 24,286,131,461,584.16/7,539,200.37
  6. Step 6: Final answer
    x = 3,221,313.97

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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.