Home / 5,106,578.32-7,047,078.09-2,814,788.22

Finding the Fourth Proportional to 5,106,578.32, 7,047,078.09 and 2,814,788.22

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Solution

The fourth proportional to 5,106,578.32, 7,047,078.09 and 2,814,788.22 is: 3,884,407.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106,578.32 : 7,047,078.09 = 2,814,788.22 : x
  2. Step 2: Convert to fraction form
    5,106,578.32/7,047,078.09 = 2,814,788.22/x
  3. Step 3: Cross multiply
    5,106,578.32x = 7,047,078.09 × 2,814,788.22
  4. Step 4: Simplify right side
    5,106,578.32x = 19,836,032,393,152.10
  5. Step 5: Solve for x
    x = 19,836,032,393,152.10/5,106,578.32
  6. Step 6: Final answer
    x = 3,884,407.75

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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.