Home / 9,542,430.40-14,308,742.40-2,809,969.60

Finding the Fourth Proportional to 9,542,430.40, 14,308,742.40 and 2,809,969.60

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Solution

The fourth proportional to 9,542,430.40, 14,308,742.40 and 2,809,969.60 is: 4,213,510.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,542,430.40 : 14,308,742.40 = 2,809,969.60 : x
  2. Step 2: Convert to fraction form
    9,542,430.40/14,308,742.40 = 2,809,969.60/x
  3. Step 3: Cross multiply
    9,542,430.40x = 14,308,742.40 × 2,809,969.60
  4. Step 4: Simplify right side
    9,542,430.40x = 40,207,131,158,231.04
  5. Step 5: Solve for x
    x = 40,207,131,158,231.04/9,542,430.40
  6. Step 6: Final answer
    x = 4,213,510.55

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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.