Home / 8,217,418.83-11,343,670.29-4,910,879.94

Finding the Fourth Proportional to 8,217,418.83, 11,343,670.29 and 4,910,879.94

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Solution

The fourth proportional to 8,217,418.83, 11,343,670.29 and 4,910,879.94 is: 6,779,185.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,217,418.83 : 11,343,670.29 = 4,910,879.94 : x
  2. Step 2: Convert to fraction form
    8,217,418.83/11,343,670.29 = 4,910,879.94/x
  3. Step 3: Cross multiply
    8,217,418.83x = 11,343,670.29 × 4,910,879.94
  4. Step 4: Simplify right side
    8,217,418.83x = 55,707,402,873,134.98
  5. Step 5: Solve for x
    x = 55,707,402,873,134.98/8,217,418.83
  6. Step 6: Final answer
    x = 6,779,185.05

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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.