Home / 49,499,245.80-74,219,344.20-30,343,750.20

Finding the Fourth Proportional to 49,499,245.80, 74,219,344.20 and 30,343,750.20

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Solution

The fourth proportional to 49,499,245.80, 74,219,344.20 and 30,343,750.20 is: 45,497,526.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,499,245.80 : 74,219,344.20 = 30,343,750.20 : x
  2. Step 2: Convert to fraction form
    49,499,245.80/74,219,344.20 = 30,343,750.20/x
  3. Step 3: Cross multiply
    49,499,245.80x = 74,219,344.20 × 30,343,750.20
  4. Step 4: Simplify right side
    49,499,245.80x = 2,252,093,240,412,619
  5. Step 5: Solve for x
    x = 2,252,093,240,412,619/49,499,245.80
  6. Step 6: Final answer
    x = 45,497,526.36

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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.