Home / 5,213,156.68-7,194,054.45-2,858,326.30

Finding the Fourth Proportional to 5,213,156.68, 7,194,054.45 and 2,858,326.30

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Solution

The fourth proportional to 5,213,156.68, 7,194,054.45 and 2,858,326.30 is: 3,944,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,156.68 : 7,194,054.45 = 2,858,326.30 : x
  2. Step 2: Convert to fraction form
    5,213,156.68/7,194,054.45 = 2,858,326.30/x
  3. Step 3: Cross multiply
    5,213,156.68x = 7,194,054.45 × 2,858,326.30
  4. Step 4: Simplify right side
    5,213,156.68x = 20,562,955,038,067.04
  5. Step 5: Solve for x
    x = 20,562,955,038,067.04/5,213,156.68
  6. Step 6: Final answer
    x = 3,944,434.50

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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.