Home / 9,295,664.10-12,828,327.60-5,165,869.31

Finding the Fourth Proportional to 9,295,664.10, 12,828,327.60 and 5,165,869.31

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Solution

The fourth proportional to 9,295,664.10, 12,828,327.60 and 5,165,869.31 is: 7,129,072.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295,664.10 : 12,828,327.60 = 5,165,869.31 : x
  2. Step 2: Convert to fraction form
    9,295,664.10/12,828,327.60 = 5,165,869.31/x
  3. Step 3: Cross multiply
    9,295,664.10x = 12,828,327.60 × 5,165,869.31
  4. Step 4: Simplify right side
    9,295,664.10x = 66,269,463,783,324.31
  5. Step 5: Solve for x
    x = 66,269,463,783,324.31/9,295,664.10
  6. Step 6: Final answer
    x = 7,129,072.55

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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.