Home / 13,985,733.97-19,297,750.77-7,790,626.51

Finding the Fourth Proportional to 13,985,733.97, 19,297,750.77 and 7,790,626.51

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Solution

The fourth proportional to 13,985,733.97, 19,297,750.77 and 7,790,626.51 is: 10,749,637.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,985,733.97 : 19,297,750.77 = 7,790,626.51 : x
  2. Step 2: Convert to fraction form
    13,985,733.97/19,297,750.77 = 7,790,626.51/x
  3. Step 3: Cross multiply
    13,985,733.97x = 19,297,750.77 × 7,790,626.51
  4. Step 4: Simplify right side
    13,985,733.97x = 150,341,568,683,890.53
  5. Step 5: Solve for x
    x = 150,341,568,683,890.53/13,985,733.97
  6. Step 6: Final answer
    x = 10,749,637.38

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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.