Home / 6,978,853.02-9,629,392.35-4,077,683.34

Finding the Fourth Proportional to 6,978,853.02, 9,629,392.35 and 4,077,683.34

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Solution

The fourth proportional to 6,978,853.02, 9,629,392.35 and 4,077,683.34 is: 5,626,370.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,978,853.02 : 9,629,392.35 = 4,077,683.34 : x
  2. Step 2: Convert to fraction form
    6,978,853.02/9,629,392.35 = 4,077,683.34/x
  3. Step 3: Cross multiply
    6,978,853.02x = 9,629,392.35 × 4,077,683.34
  4. Step 4: Simplify right side
    6,978,853.02x = 39,265,612,759,918.45
  5. Step 5: Solve for x
    x = 39,265,612,759,918.45/6,978,853.02
  6. Step 6: Final answer
    x = 5,626,370.50

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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.