Home / 13,065,804.90-19,598,739.21-3,967,971.84

Finding the Fourth Proportional to 13,065,804.90, 19,598,739.21 and 3,967,971.84

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Solution

The fourth proportional to 13,065,804.90, 19,598,739.21 and 3,967,971.84 is: 5,951,967.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065,804.90 : 19,598,739.21 = 3,967,971.84 : x
  2. Step 2: Convert to fraction form
    13,065,804.90/19,598,739.21 = 3,967,971.84/x
  3. Step 3: Cross multiply
    13,065,804.90x = 19,598,739.21 × 3,967,971.84
  4. Step 4: Simplify right side
    13,065,804.90x = 77,767,245,284,783.84
  5. Step 5: Solve for x
    x = 77,767,245,284,783.84/13,065,804.90
  6. Step 6: Final answer
    x = 5,951,967.44

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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.