Home / 13,826,154.26-19,074,771.32-8,660,522.90

Finding the Fourth Proportional to 13,826,154.26, 19,074,771.32 and 8,660,522.90

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Solution

The fourth proportional to 13,826,154.26, 19,074,771.32 and 8,660,522.90 is: 11,948,188.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826,154.26 : 19,074,771.32 = 8,660,522.90 : x
  2. Step 2: Convert to fraction form
    13,826,154.26/19,074,771.32 = 8,660,522.90/x
  3. Step 3: Cross multiply
    13,826,154.26x = 19,074,771.32 × 8,660,522.90
  4. Step 4: Simplify right side
    13,826,154.26x = 165,197,493,829,123.25
  5. Step 5: Solve for x
    x = 165,197,493,829,123.25/13,826,154.26
  6. Step 6: Final answer
    x = 11,948,188.25

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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.