Home / 13,071,418.00-18,037,293.15-7,563,694.21

Finding the Fourth Proportional to 13,071,418.00, 18,037,293.15 and 7,563,694.21

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Solution

The fourth proportional to 13,071,418.00, 18,037,293.15 and 7,563,694.21 is: 10,437,166.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,071,418.00 : 18,037,293.15 = 7,563,694.21 : x
  2. Step 2: Convert to fraction form
    13,071,418.00/18,037,293.15 = 7,563,694.21/x
  3. Step 3: Cross multiply
    13,071,418.00x = 18,037,293.15 × 7,563,694.21
  4. Step 4: Simplify right side
    13,071,418.00x = 136,428,569,770,002.42
  5. Step 5: Solve for x
    x = 136,428,569,770,002.42/13,071,418.00
  6. Step 6: Final answer
    x = 10,437,166.78

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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.