Home / 13,810,738.36-20,720,407.28-4,095,403.04

Finding the Fourth Proportional to 13,810,738.36, 20,720,407.28 and 4,095,403.04

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Solution

The fourth proportional to 13,810,738.36, 20,720,407.28 and 4,095,403.04 is: 6,144,379.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,810,738.36 : 20,720,407.28 = 4,095,403.04 : x
  2. Step 2: Convert to fraction form
    13,810,738.36/20,720,407.28 = 4,095,403.04/x
  3. Step 3: Cross multiply
    13,810,738.36x = 20,720,407.28 × 4,095,403.04
  4. Step 4: Simplify right side
    13,810,738.36x = 84,858,418,964,550.14
  5. Step 5: Solve for x
    x = 84,858,418,964,550.14/13,810,738.36
  6. Step 6: Final answer
    x = 6,144,379.59

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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.