Home / 6,876,762.90-9,490,160.33-3,779,396.05

Finding the Fourth Proportional to 6,876,762.90, 9,490,160.33 and 3,779,396.05

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Solution

The fourth proportional to 6,876,762.90, 9,490,160.33 and 3,779,396.05 is: 5,215,691.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,762.90 : 9,490,160.33 = 3,779,396.05 : x
  2. Step 2: Convert to fraction form
    6,876,762.90/9,490,160.33 = 3,779,396.05/x
  3. Step 3: Cross multiply
    6,876,762.90x = 9,490,160.33 × 3,779,396.05
  4. Step 4: Simplify right side
    6,876,762.90x = 35,867,074,398,720.91
  5. Step 5: Solve for x
    x = 35,867,074,398,720.91/6,876,762.90
  6. Step 6: Final answer
    x = 5,215,691.59

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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.