Home / 13,353,914.98-18,422,551.69-7,844,804.57

Finding the Fourth Proportional to 13,353,914.98, 18,422,551.69 and 7,844,804.57

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Solution

The fourth proportional to 13,353,914.98, 18,422,551.69 and 7,844,804.57 is: 10,822,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353,914.98 : 18,422,551.69 = 7,844,804.57 : x
  2. Step 2: Convert to fraction form
    13,353,914.98/18,422,551.69 = 7,844,804.57/x
  3. Step 3: Cross multiply
    13,353,914.98x = 18,422,551.69 × 7,844,804.57
  4. Step 4: Simplify right side
    13,353,914.98x = 144,521,317,688,773.25
  5. Step 5: Solve for x
    x = 144,521,317,688,773.25/13,353,914.98
  6. Step 6: Final answer
    x = 10,822,393.13

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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.