Home / 13,826,917.53-19,090,134.23-12,374,115.30

Finding the Fourth Proportional to 13,826,917.53, 19,090,134.23 and 12,374,115.30

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Solution

The fourth proportional to 13,826,917.53, 19,090,134.23 and 12,374,115.30 is: 17,084,322.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826,917.53 : 19,090,134.23 = 12,374,115.30 : x
  2. Step 2: Convert to fraction form
    13,826,917.53/19,090,134.23 = 12,374,115.30/x
  3. Step 3: Cross multiply
    13,826,917.53x = 19,090,134.23 × 12,374,115.30
  4. Step 4: Simplify right side
    13,826,917.53x = 236,223,521,992,626.19
  5. Step 5: Solve for x
    x = 236,223,521,992,626.19/13,826,917.53
  6. Step 6: Final answer
    x = 17,084,322.77

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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.