Home / 13,258,826-19,888,182.32-3,674,177.04

Finding the Fourth Proportional to 13,258,826, 19,888,182.32 and 3,674,177.04

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Solution

The fourth proportional to 13,258,826, 19,888,182.32 and 3,674,177.04 is: 5,511,249.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258,826 : 19,888,182.32 = 3,674,177.04 : x
  2. Step 2: Convert to fraction form
    13,258,826/19,888,182.32 = 3,674,177.04/x
  3. Step 3: Cross multiply
    13,258,826x = 19,888,182.32 × 3,674,177.04
  4. Step 4: Simplify right side
    13,258,826x = 73,072,702,847,477.94
  5. Step 5: Solve for x
    x = 73,072,702,847,477.94/13,258,826
  6. Step 6: Final answer
    x = 5,511,249.85

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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.