Home / 13,071,418.35-18,037,293.62-7,563,694.56

Finding the Fourth Proportional to 13,071,418.35, 18,037,293.62 and 7,563,694.56

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Solution

The fourth proportional to 13,071,418.35, 18,037,293.62 and 7,563,694.56 is: 10,437,167.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,071,418.35 : 18,037,293.62 = 7,563,694.56 : x
  2. Step 2: Convert to fraction form
    13,071,418.35/18,037,293.62 = 7,563,694.56/x
  3. Step 3: Cross multiply
    13,071,418.35x = 18,037,293.62 × 7,563,694.56
  4. Step 4: Simplify right side
    13,071,418.35x = 136,428,579,567,804.17
  5. Step 5: Solve for x
    x = 136,428,579,567,804.17/13,071,418.35
  6. Step 6: Final answer
    x = 10,437,167.26

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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.