Home / 4,477,678.83-6,179,199.09-2,543,942.79

Finding the Fourth Proportional to 4,477,678.83, 6,179,199.09 and 2,543,942.79

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Solution

The fourth proportional to 4,477,678.83, 6,179,199.09 and 2,543,942.79 is: 3,510,642.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477,678.83 : 6,179,199.09 = 2,543,942.79 : x
  2. Step 2: Convert to fraction form
    4,477,678.83/6,179,199.09 = 2,543,942.79/x
  3. Step 3: Cross multiply
    4,477,678.83x = 6,179,199.09 × 2,543,942.79
  4. Step 4: Simplify right side
    4,477,678.83x = 15,719,528,972,980.06
  5. Step 5: Solve for x
    x = 15,719,528,972,980.06/4,477,678.83
  6. Step 6: Final answer
    x = 3,510,642.36

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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.