Home / 18,684,485.10-28,026,727.65-18,264,581.10

Finding the Fourth Proportional to 18,684,485.10, 28,026,727.65 and 18,264,581.10

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Solution

The fourth proportional to 18,684,485.10, 28,026,727.65 and 18,264,581.10 is: 27,396,871.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,684,485.10 : 28,026,727.65 = 18,264,581.10 : x
  2. Step 2: Convert to fraction form
    18,684,485.10/28,026,727.65 = 18,264,581.10/x
  3. Step 3: Cross multiply
    18,684,485.10x = 28,026,727.65 × 18,264,581.10
  4. Step 4: Simplify right side
    18,684,485.10x = 511,896,440,131,037.44
  5. Step 5: Solve for x
    x = 511,896,440,131,037.44/18,684,485.10
  6. Step 6: Final answer
    x = 27,396,871.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.