Home / 6,876,763.90-9,490,161.71-3,779,397.05

Finding the Fourth Proportional to 6,876,763.90, 9,490,161.71 and 3,779,397.05

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Solution

The fourth proportional to 6,876,763.90, 9,490,161.71 and 3,779,397.05 is: 5,215,692.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,763.90 : 9,490,161.71 = 3,779,397.05 : x
  2. Step 2: Convert to fraction form
    6,876,763.90/9,490,161.71 = 3,779,397.05/x
  3. Step 3: Cross multiply
    6,876,763.90x = 9,490,161.71 × 3,779,397.05
  4. Step 4: Simplify right side
    6,876,763.90x = 35,867,089,170,796.96
  5. Step 5: Solve for x
    x = 35,867,089,170,796.96/6,876,763.90
  6. Step 6: Final answer
    x = 5,215,692.98

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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.