Home / 4,991,980.92-6,888,340.89-2,816,397.06

Finding the Fourth Proportional to 4,991,980.92, 6,888,340.89 and 2,816,397.06

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Solution

The fourth proportional to 4,991,980.92, 6,888,340.89 and 2,816,397.06 is: 3,886,293.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,980.92 : 6,888,340.89 = 2,816,397.06 : x
  2. Step 2: Convert to fraction form
    4,991,980.92/6,888,340.89 = 2,816,397.06/x
  3. Step 3: Cross multiply
    4,991,980.92x = 6,888,340.89 × 2,816,397.06
  4. Step 4: Simplify right side
    4,991,980.92x = 19,400,303,030,873.78
  5. Step 5: Solve for x
    x = 19,400,303,030,873.78/4,991,980.92
  6. Step 6: Final answer
    x = 3,886,293.51

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.