Home / 28,916,058.72-43,348,314.96-10,977,759.84

Finding the Fourth Proportional to 28,916,058.72, 43,348,314.96 and 10,977,759.84

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Solution

The fourth proportional to 28,916,058.72, 43,348,314.96 and 10,977,759.84 is: 16,456,855.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,916,058.72 : 43,348,314.96 = 10,977,759.84 : x
  2. Step 2: Convert to fraction form
    28,916,058.72/43,348,314.96 = 10,977,759.84/x
  3. Step 3: Cross multiply
    28,916,058.72x = 43,348,314.96 × 10,977,759.84
  4. Step 4: Simplify right side
    28,916,058.72x = 475,867,391,099,559.19
  5. Step 5: Solve for x
    x = 475,867,391,099,559.19/28,916,058.72
  6. Step 6: Final answer
    x = 16,456,855.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.