Home / 54,412,028.96-81,528,462-38,018,976.80

Finding the Fourth Proportional to 54,412,028.96, 81,528,462 and 38,018,976.80

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Solution

The fourth proportional to 54,412,028.96, 81,528,462 and 38,018,976.80 is: 56,965,872.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,412,028.96 : 81,528,462 = 38,018,976.80 : x
  2. Step 2: Convert to fraction form
    54,412,028.96/81,528,462 = 38,018,976.80/x
  3. Step 3: Cross multiply
    54,412,028.96x = 81,528,462 × 38,018,976.80
  4. Step 4: Simplify right side
    54,412,028.96x = 3,099,628,705,317,681.50
  5. Step 5: Solve for x
    x = 3,099,628,705,317,681.50/54,412,028.96
  6. Step 6: Final answer
    x = 56,965,872.52

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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.