Home / 49,821,704.80-74,732,557.20-30,590,101.60

Finding the Fourth Proportional to 49,821,704.80, 74,732,557.20 and 30,590,101.60

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Solution

The fourth proportional to 49,821,704.80, 74,732,557.20 and 30,590,101.60 is: 45,885,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,821,704.80 : 74,732,557.20 = 30,590,101.60 : x
  2. Step 2: Convert to fraction form
    49,821,704.80/74,732,557.20 = 30,590,101.60/x
  3. Step 3: Cross multiply
    49,821,704.80x = 74,732,557.20 × 30,590,101.60
  4. Step 4: Simplify right side
    49,821,704.80x = 2,286,076,517,575,811.50
  5. Step 5: Solve for x
    x = 2,286,076,517,575,811.50/49,821,704.80
  6. Step 6: Final answer
    x = 45,885,152.40

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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.