Home / 54,047,270.79-81,054,138.98-19,499,181.36

Finding the Fourth Proportional to 54,047,270.79, 81,054,138.98 and 19,499,181.36

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Solution

The fourth proportional to 54,047,270.79, 81,054,138.98 and 19,499,181.36 is: 29,242,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,047,270.79 : 81,054,138.98 = 19,499,181.36 : x
  2. Step 2: Convert to fraction form
    54,047,270.79/81,054,138.98 = 19,499,181.36/x
  3. Step 3: Cross multiply
    54,047,270.79x = 81,054,138.98 × 19,499,181.36
  4. Step 4: Simplify right side
    54,047,270.79x = 1,580,489,355,852,169.25
  5. Step 5: Solve for x
    x = 1,580,489,355,852,169.25/54,047,270.79
  6. Step 6: Final answer
    x = 29,242,722.76

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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.