Home / 5,079,368.44-7,009,613.94-2,787,742.36

Finding the Fourth Proportional to 5,079,368.44, 7,009,613.94 and 2,787,742.36

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Solution

The fourth proportional to 5,079,368.44, 7,009,613.94 and 2,787,742.36 is: 3,847,131.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079,368.44 : 7,009,613.94 = 2,787,742.36 : x
  2. Step 2: Convert to fraction form
    5,079,368.44/7,009,613.94 = 2,787,742.36/x
  3. Step 3: Cross multiply
    5,079,368.44x = 7,009,613.94 × 2,787,742.36
  4. Step 4: Simplify right side
    5,079,368.44x = 19,540,997,707,784.50
  5. Step 5: Solve for x
    x = 19,540,997,707,784.50/5,079,368.44
  6. Step 6: Final answer
    x = 3,847,131.38

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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.