Home / 6,919,281.96-9,548,552.09-3,779,548.22

Finding the Fourth Proportional to 6,919,281.96, 9,548,552.09 and 3,779,548.22

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Solution

The fourth proportional to 6,919,281.96, 9,548,552.09 and 3,779,548.22 is: 5,215,745.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919,281.96 : 9,548,552.09 = 3,779,548.22 : x
  2. Step 2: Convert to fraction form
    6,919,281.96/9,548,552.09 = 3,779,548.22/x
  3. Step 3: Cross multiply
    6,919,281.96x = 9,548,552.09 × 3,779,548.22
  4. Step 4: Simplify right side
    6,919,281.96x = 36,089,213,017,042.88
  5. Step 5: Solve for x
    x = 36,089,213,017,042.88/6,919,281.96
  6. Step 6: Final answer
    x = 5,215,745.39

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Double scale
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1.5x scale

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.