Home / 54,789,701.60-81,701,050.55-54,297,700.41

Finding the Fourth Proportional to 54,789,701.60, 81,701,050.55 and 54,297,700.41

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Solution

The fourth proportional to 54,789,701.60, 81,701,050.55 and 54,297,700.41 is: 80,967,390.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,789,701.60 : 81,701,050.55 = 54,297,700.41 : x
  2. Step 2: Convert to fraction form
    54,789,701.60/81,701,050.55 = 54,297,700.41/x
  3. Step 3: Cross multiply
    54,789,701.60x = 81,701,050.55 × 54,297,700.41
  4. Step 4: Simplify right side
    54,789,701.60x = 4,436,179,165,981,056.50
  5. Step 5: Solve for x
    x = 4,436,179,165,981,056.50/54,789,701.60
  6. Step 6: Final answer
    x = 80,967,390.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.