Home / 12,826,056.10-17,699,974.59-6,945,700.54

Finding the Fourth Proportional to 12,826,056.10, 17,699,974.59 and 6,945,700.54

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Solution

The fourth proportional to 12,826,056.10, 17,699,974.59 and 6,945,700.54 is: 9,585,076.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826,056.10 : 17,699,974.59 = 6,945,700.54 : x
  2. Step 2: Convert to fraction form
    12,826,056.10/17,699,974.59 = 6,945,700.54/x
  3. Step 3: Cross multiply
    12,826,056.10x = 17,699,974.59 × 6,945,700.54
  4. Step 4: Simplify right side
    12,826,056.10x = 122,938,723,067,749.28
  5. Step 5: Solve for x
    x = 122,938,723,067,749.28/12,826,056.10
  6. Step 6: Final answer
    x = 9,585,076.04

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1.5x scale

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.