Home / 13,500,941.06-18,631,156.70-7,305,852.17

Finding the Fourth Proportional to 13,500,941.06, 18,631,156.70 and 7,305,852.17

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Solution

The fourth proportional to 13,500,941.06, 18,631,156.70 and 7,305,852.17 is: 10,081,999.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500,941.06 : 18,631,156.70 = 7,305,852.17 : x
  2. Step 2: Convert to fraction form
    13,500,941.06/18,631,156.70 = 7,305,852.17/x
  3. Step 3: Cross multiply
    13,500,941.06x = 18,631,156.70 × 7,305,852.17
  4. Step 4: Simplify right side
    13,500,941.06x = 136,116,476,531,413.89
  5. Step 5: Solve for x
    x = 136,116,476,531,413.89/13,500,941.06
  6. Step 6: Final answer
    x = 10,081,999.17

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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.