Home / 5,376,879.63-7,422,836.13-3,643,705.35

Finding the Fourth Proportional to 5,376,879.63, 7,422,836.13 and 3,643,705.35

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Solution

The fourth proportional to 5,376,879.63, 7,422,836.13 and 3,643,705.35 is: 5,030,171.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,879.63 : 7,422,836.13 = 3,643,705.35 : x
  2. Step 2: Convert to fraction form
    5,376,879.63/7,422,836.13 = 3,643,705.35/x
  3. Step 3: Cross multiply
    5,376,879.63x = 7,422,836.13 × 3,643,705.35
  4. Step 4: Simplify right side
    5,376,879.63x = 27,046,627,719,054.30
  5. Step 5: Solve for x
    x = 27,046,627,719,054.30/5,376,879.63
  6. Step 6: Final answer
    x = 5,030,171.69

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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.