Home / 13,340,284.98-18,407,557.43-7,536,949.26

Finding the Fourth Proportional to 13,340,284.98, 18,407,557.43 and 7,536,949.26

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Solution

The fourth proportional to 13,340,284.98, 18,407,557.43 and 7,536,949.26 is: 10,399,839.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,340,284.98 : 18,407,557.43 = 7,536,949.26 : x
  2. Step 2: Convert to fraction form
    13,340,284.98/18,407,557.43 = 7,536,949.26/x
  3. Step 3: Cross multiply
    13,340,284.98x = 18,407,557.43 × 7,536,949.26
  4. Step 4: Simplify right side
    13,340,284.98x = 138,736,826,303,787.33
  5. Step 5: Solve for x
    x = 138,736,826,303,787.33/13,340,284.98
  6. Step 6: Final answer
    x = 10,399,839.77

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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.