Home / 6,876,975.72-9,490,440.06-3,779,442.79

Finding the Fourth Proportional to 6,876,975.72, 9,490,440.06 and 3,779,442.79

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Solution

The fourth proportional to 6,876,975.72, 9,490,440.06 and 3,779,442.79 is: 5,215,748.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,876,975.72 : 9,490,440.06 = 3,779,442.79 : x
  2. Step 2: Convert to fraction form
    6,876,975.72/9,490,440.06 = 3,779,442.79/x
  3. Step 3: Cross multiply
    6,876,975.72x = 9,490,440.06 × 3,779,442.79
  4. Step 4: Simplify right side
    6,876,975.72x = 35,868,575,192,344.75
  5. Step 5: Solve for x
    x = 35,868,575,192,344.75/6,876,975.72
  6. Step 6: Final answer
    x = 5,215,748.41

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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.