Home / 30,868,626.96-46,320,876.66-13,829,299.92

Finding the Fourth Proportional to 30,868,626.96, 46,320,876.66 and 13,829,299.92

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Solution

The fourth proportional to 30,868,626.96, 46,320,876.66 and 13,829,299.92 is: 20,751,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,868,626.96 : 46,320,876.66 = 13,829,299.92 : x
  2. Step 2: Convert to fraction form
    30,868,626.96/46,320,876.66 = 13,829,299.92/x
  3. Step 3: Cross multiply
    30,868,626.96x = 46,320,876.66 × 13,829,299.92
  4. Step 4: Simplify right side
    30,868,626.96x = 640,585,295,888,467.88
  5. Step 5: Solve for x
    x = 640,585,295,888,467.88/30,868,626.96
  6. Step 6: Final answer
    x = 20,751,985.40

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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.