Home / 76,747,873.44-105,913,450.08-41,942,030.88

Finding the Fourth Proportional to 76,747,873.44, 105,913,450.08 and 41,942,030.88

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Solution

The fourth proportional to 76,747,873.44, 105,913,450.08 and 41,942,030.88 is: 57,880,759.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,747,873.44 : 105,913,450.08 = 41,942,030.88 : x
  2. Step 2: Convert to fraction form
    76,747,873.44/105,913,450.08 = 41,942,030.88/x
  3. Step 3: Cross multiply
    76,747,873.44x = 105,913,450.08 × 41,942,030.88
  4. Step 4: Simplify right side
    76,747,873.44x = 4,442,225,193,862,698.50
  5. Step 5: Solve for x
    x = 4,442,225,193,862,698.50/76,747,873.44
  6. Step 6: Final answer
    x = 57,880,759.36

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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.