Home / 6,464,883.24-8,921,127.78-3,564,115.56

Finding the Fourth Proportional to 6,464,883.24, 8,921,127.78 and 3,564,115.56

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Solution

The fourth proportional to 6,464,883.24, 8,921,127.78 and 3,564,115.56 is: 4,918,252.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,883.24 : 8,921,127.78 = 3,564,115.56 : x
  2. Step 2: Convert to fraction form
    6,464,883.24/8,921,127.78 = 3,564,115.56/x
  3. Step 3: Cross multiply
    6,464,883.24x = 8,921,127.78 × 3,564,115.56
  4. Step 4: Simplify right side
    6,464,883.24x = 31,795,930,333,446.25
  5. Step 5: Solve for x
    x = 31,795,930,333,446.25/6,464,883.24
  6. Step 6: Final answer
    x = 4,918,252.84

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1.5x scale

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.