Home / 54,311,893.20-81,467,839.80-15,977,282.40

Finding the Fourth Proportional to 54,311,893.20, 81,467,839.80 and 15,977,282.40

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Solution

The fourth proportional to 54,311,893.20, 81,467,839.80 and 15,977,282.40 is: 23,965,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,311,893.20 : 81,467,839.80 = 15,977,282.40 : x
  2. Step 2: Convert to fraction form
    54,311,893.20/81,467,839.80 = 15,977,282.40/x
  3. Step 3: Cross multiply
    54,311,893.20x = 81,467,839.80 × 15,977,282.40
  4. Step 4: Simplify right side
    54,311,893.20x = 1,301,634,683,002,559.50
  5. Step 5: Solve for x
    x = 1,301,634,683,002,559.50/54,311,893.20
  6. Step 6: Final answer
    x = 23,965,923.60

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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.