Home / 4,945,102.80-7,414,111.80-1,909,870.80

Finding the Fourth Proportional to 4,945,102.80, 7,414,111.80 and 1,909,870.80

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Solution

The fourth proportional to 4,945,102.80, 7,414,111.80 and 1,909,870.80 is: 2,863,438.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945,102.80 : 7,414,111.80 = 1,909,870.80 : x
  2. Step 2: Convert to fraction form
    4,945,102.80/7,414,111.80 = 1,909,870.80/x
  3. Step 3: Cross multiply
    4,945,102.80x = 7,414,111.80 × 1,909,870.80
  4. Step 4: Simplify right side
    4,945,102.80x = 14,159,995,634,755.44
  5. Step 5: Solve for x
    x = 14,159,995,634,755.44/4,945,102.80
  6. Step 6: Final answer
    x = 2,863,438.07

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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.