Home / 6,900,907.88-9,522,864.22-3,803,421.81

Finding the Fourth Proportional to 6,900,907.88, 9,522,864.22 and 3,803,421.81

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Solution

The fourth proportional to 6,900,907.88, 9,522,864.22 and 3,803,421.81 is: 5,248,507.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900,907.88 : 9,522,864.22 = 3,803,421.81 : x
  2. Step 2: Convert to fraction form
    6,900,907.88/9,522,864.22 = 3,803,421.81/x
  3. Step 3: Cross multiply
    6,900,907.88x = 9,522,864.22 × 3,803,421.81
  4. Step 4: Simplify right side
    6,900,907.88x = 36,219,469,468,016.64
  5. Step 5: Solve for x
    x = 36,219,469,468,016.64/6,900,907.88
  6. Step 6: Final answer
    x = 5,248,507.89

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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.