Home / 14,022,068.90-21,035,830.23-5,385,537.56

Finding the Fourth Proportional to 14,022,068.90, 21,035,830.23 and 5,385,537.56

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Solution

The fourth proportional to 14,022,068.90, 21,035,830.23 and 5,385,537.56 is: 8,079,353.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022,068.90 : 21,035,830.23 = 5,385,537.56 : x
  2. Step 2: Convert to fraction form
    14,022,068.90/21,035,830.23 = 5,385,537.56/x
  3. Step 3: Cross multiply
    14,022,068.90x = 21,035,830.23 × 5,385,537.56
  4. Step 4: Simplify right side
    14,022,068.90x = 113,289,253,704,269.28
  5. Step 5: Solve for x
    x = 113,289,253,704,269.28/14,022,068.90
  6. Step 6: Final answer
    x = 8,079,353.66

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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.