Home / 5,065,976.40-6,990,837.48-2,774,097.60

Finding the Fourth Proportional to 5,065,976.40, 6,990,837.48 and 2,774,097.60

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Solution

The fourth proportional to 5,065,976.40, 6,990,837.48 and 2,774,097.60 is: 3,828,139.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065,976.40 : 6,990,837.48 = 2,774,097.60 : x
  2. Step 2: Convert to fraction form
    5,065,976.40/6,990,837.48 = 2,774,097.60/x
  3. Step 3: Cross multiply
    5,065,976.40x = 6,990,837.48 × 2,774,097.60
  4. Step 4: Simplify right side
    5,065,976.40x = 19,393,265,475,258.05
  5. Step 5: Solve for x
    x = 19,393,265,475,258.05/5,065,976.40
  6. Step 6: Final answer
    x = 3,828,139.72

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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.