Home / 28,913,078.45-39,899,676.24-16,523,029.75

Finding the Fourth Proportional to 28,913,078.45, 39,899,676.24 and 16,523,029.75

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Solution

The fourth proportional to 28,913,078.45, 39,899,676.24 and 16,523,029.75 is: 22,801,568.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,913,078.45 : 39,899,676.24 = 16,523,029.75 : x
  2. Step 2: Convert to fraction form
    28,913,078.45/39,899,676.24 = 16,523,029.75/x
  3. Step 3: Cross multiply
    28,913,078.45x = 39,899,676.24 × 16,523,029.75
  4. Step 4: Simplify right side
    28,913,078.45x = 659,263,537,528,888.12
  5. Step 5: Solve for x
    x = 659,263,537,528,888.12/28,913,078.45
  6. Step 6: Final answer
    x = 22,801,568.46

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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.