Home / 54,457,568.00-81,710,474.43-28,543,710.78

Finding the Fourth Proportional to 54,457,568.00, 81,710,474.43 and 28,543,710.78

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Solution

The fourth proportional to 54,457,568.00, 81,710,474.43 and 28,543,710.78 is: 42,828,209.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,457,568.00 : 81,710,474.43 = 28,543,710.78 : x
  2. Step 2: Convert to fraction form
    54,457,568.00/81,710,474.43 = 28,543,710.78/x
  3. Step 3: Cross multiply
    54,457,568.00x = 81,710,474.43 × 28,543,710.78
  4. Step 4: Simplify right side
    54,457,568.00x = 2,332,320,149,683,787
  5. Step 5: Solve for x
    x = 2,332,320,149,683,787/54,457,568.00
  6. Step 6: Final answer
    x = 42,828,209.84

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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.