Home / 12,705,268.23-19,058,731.79-9,303,734.79

Finding the Fourth Proportional to 12,705,268.23, 19,058,731.79 and 9,303,734.79

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Solution

The fourth proportional to 12,705,268.23, 19,058,731.79 and 9,303,734.79 is: 13,956,209.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,705,268.23 : 19,058,731.79 = 9,303,734.79 : x
  2. Step 2: Convert to fraction form
    12,705,268.23/19,058,731.79 = 9,303,734.79/x
  3. Step 3: Cross multiply
    12,705,268.23x = 19,058,731.79 × 9,303,734.79
  4. Step 4: Simplify right side
    12,705,268.23x = 177,317,385,961,383.28
  5. Step 5: Solve for x
    x = 177,317,385,961,383.28/12,705,268.23
  6. Step 6: Final answer
    x = 13,956,209.56

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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.