Home / 13,751,223.51-20,626,838.96-5,114,195.49

Finding the Fourth Proportional to 13,751,223.51, 20,626,838.96 and 5,114,195.49

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Solution

The fourth proportional to 13,751,223.51, 20,626,838.96 and 5,114,195.49 is: 7,671,294.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,751,223.51 : 20,626,838.96 = 5,114,195.49 : x
  2. Step 2: Convert to fraction form
    13,751,223.51/20,626,838.96 = 5,114,195.49/x
  3. Step 3: Cross multiply
    13,751,223.51x = 20,626,838.96 × 5,114,195.49
  4. Step 4: Simplify right side
    13,751,223.51x = 105,489,686,756,617.31
  5. Step 5: Solve for x
    x = 105,489,686,756,617.31/13,751,223.51
  6. Step 6: Final answer
    x = 7,671,294.61

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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.