Home / 30,567,977.88-42,184,083.87-16,629,638.01

Finding the Fourth Proportional to 30,567,977.88, 42,184,083.87 and 16,629,638.01

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Solution

The fourth proportional to 30,567,977.88, 42,184,083.87 and 16,629,638.01 is: 22,949,049.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,567,977.88 : 42,184,083.87 = 16,629,638.01 : x
  2. Step 2: Convert to fraction form
    30,567,977.88/42,184,083.87 = 16,629,638.01/x
  3. Step 3: Cross multiply
    30,567,977.88x = 42,184,083.87 × 16,629,638.01
  4. Step 4: Simplify right side
    30,567,977.88x = 701,506,044,541,579.88
  5. Step 5: Solve for x
    x = 701,506,044,541,579.88/30,567,977.88
  6. Step 6: Final answer
    x = 22,949,049.73

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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.