Home / 54,047,268.04-81,054,134.86-19,499,178.61

Finding the Fourth Proportional to 54,047,268.04, 81,054,134.86 and 19,499,178.61

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Solution

The fourth proportional to 54,047,268.04, 81,054,134.86 and 19,499,178.61 is: 29,242,718.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,047,268.04 : 81,054,134.86 = 19,499,178.61 : x
  2. Step 2: Convert to fraction form
    54,047,268.04/81,054,134.86 = 19,499,178.61/x
  3. Step 3: Cross multiply
    54,047,268.04x = 81,054,134.86 × 19,499,178.61
  4. Step 4: Simplify right side
    54,047,268.04x = 1,580,489,052,616,671.50
  5. Step 5: Solve for x
    x = 1,580,489,052,616,671.50/54,047,268.04
  6. Step 6: Final answer
    x = 29,242,718.64

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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.