Home / 28,032,044.60-42,040,193.70-8,868,675.80

Finding the Fourth Proportional to 28,032,044.60, 42,040,193.70 and 8,868,675.80

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Solution

The fourth proportional to 28,032,044.60, 42,040,193.70 and 8,868,675.80 is: 13,300,522.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,032,044.60 : 42,040,193.70 = 8,868,675.80 : x
  2. Step 2: Convert to fraction form
    28,032,044.60/42,040,193.70 = 8,868,675.80/x
  3. Step 3: Cross multiply
    28,032,044.60x = 42,040,193.70 × 8,868,675.80
  4. Step 4: Simplify right side
    28,032,044.60x = 372,840,848,494,502.50
  5. Step 5: Solve for x
    x = 372,840,848,494,502.50/28,032,044.60
  6. Step 6: Final answer
    x = 13,300,522.81

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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.