Home / 48,490,083.79-66,907,504.88-28,647,079.84

Finding the Fourth Proportional to 48,490,083.79, 66,907,504.88 and 28,647,079.84

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Solution

The fourth proportional to 48,490,083.79, 66,907,504.88 and 28,647,079.84 is: 39,527,764.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,490,083.79 : 66,907,504.88 = 28,647,079.84 : x
  2. Step 2: Convert to fraction form
    48,490,083.79/66,907,504.88 = 28,647,079.84/x
  3. Step 3: Cross multiply
    48,490,083.79x = 66,907,504.88 × 28,647,079.84
  4. Step 4: Simplify right side
    48,490,083.79x = 1,916,704,634,192,549.75
  5. Step 5: Solve for x
    x = 1,916,704,634,192,549.75/48,490,083.79
  6. Step 6: Final answer
    x = 39,527,764.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.