Home / 49,779,379.22-68,695,297.94-28,875,639.56

Finding the Fourth Proportional to 49,779,379.22, 68,695,297.94 and 28,875,639.56

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Solution

The fourth proportional to 49,779,379.22, 68,695,297.94 and 28,875,639.56 is: 39,848,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,779,379.22 : 68,695,297.94 = 28,875,639.56 : x
  2. Step 2: Convert to fraction form
    49,779,379.22/68,695,297.94 = 28,875,639.56/x
  3. Step 3: Cross multiply
    49,779,379.22x = 68,695,297.94 × 28,875,639.56
  4. Step 4: Simplify right side
    49,779,379.22x = 1,983,620,662,538,323.25
  5. Step 5: Solve for x
    x = 1,983,620,662,538,323.25/49,779,379.22
  6. Step 6: Final answer
    x = 39,848,240.25

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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.