Home / 13,743,610.87-18,966,411.48-7,549,230.37

Finding the Fourth Proportional to 13,743,610.87, 18,966,411.48 and 7,549,230.37

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Solution

The fourth proportional to 13,743,610.87, 18,966,411.48 and 7,549,230.37 is: 10,418,063.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,743,610.87 : 18,966,411.48 = 7,549,230.37 : x
  2. Step 2: Convert to fraction form
    13,743,610.87/18,966,411.48 = 7,549,230.37/x
  3. Step 3: Cross multiply
    13,743,610.87x = 18,966,411.48 × 7,549,230.37
  4. Step 4: Simplify right side
    13,743,610.87x = 143,181,809,554,732.66
  5. Step 5: Solve for x
    x = 143,181,809,554,732.66/13,743,610.87
  6. Step 6: Final answer
    x = 10,418,063.41

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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.