Home / 8,629,965.75-11,909,638.26-4,709,935.92

Finding the Fourth Proportional to 8,629,965.75, 11,909,638.26 and 4,709,935.92

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Solution

The fourth proportional to 8,629,965.75, 11,909,638.26 and 4,709,935.92 is: 6,499,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,965.75 : 11,909,638.26 = 4,709,935.92 : x
  2. Step 2: Convert to fraction form
    8,629,965.75/11,909,638.26 = 4,709,935.92/x
  3. Step 3: Cross multiply
    8,629,965.75x = 11,909,638.26 × 4,709,935.92
  4. Step 4: Simplify right side
    8,629,965.75x = 56,093,633,034,980.30
  5. Step 5: Solve for x
    x = 56,093,633,034,980.30/8,629,965.75
  6. Step 6: Final answer
    x = 6,499,867.40

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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.