Home / 12,085,563.64-18,128,947.43-3,450,945.01

Finding the Fourth Proportional to 12,085,563.64, 18,128,947.43 and 3,450,945.01

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Solution

The fourth proportional to 12,085,563.64, 18,128,947.43 and 3,450,945.01 is: 5,176,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,085,563.64 : 18,128,947.43 = 3,450,945.01 : x
  2. Step 2: Convert to fraction form
    12,085,563.64/18,128,947.43 = 3,450,945.01/x
  3. Step 3: Cross multiply
    12,085,563.64x = 18,128,947.43 × 3,450,945.01
  4. Step 4: Simplify right side
    12,085,563.64x = 62,562,000,670,110.82
  5. Step 5: Solve for x
    x = 62,562,000,670,110.82/12,085,563.64
  6. Step 6: Final answer
    x = 5,176,589.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.