Home / 7,507,107.72-10,368,416.88-4,940,246.88

Finding the Fourth Proportional to 7,507,107.72, 10,368,416.88 and 4,940,246.88

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Solution

The fourth proportional to 7,507,107.72, 10,368,416.88 and 4,940,246.88 is: 6,823,205.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507,107.72 : 10,368,416.88 = 4,940,246.88 : x
  2. Step 2: Convert to fraction form
    7,507,107.72/10,368,416.88 = 4,940,246.88/x
  3. Step 3: Cross multiply
    7,507,107.72x = 10,368,416.88 × 4,940,246.88
  4. Step 4: Simplify right side
    7,507,107.72x = 51,222,539,141,959.34
  5. Step 5: Solve for x
    x = 51,222,539,141,959.34/7,507,107.72
  6. Step 6: Final answer
    x = 6,823,205.56

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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.