Home / 14,296,043.70-21,444,065.55-12,784,389.30

Finding the Fourth Proportional to 14,296,043.70, 21,444,065.55 and 12,784,389.30

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Solution

The fourth proportional to 14,296,043.70, 21,444,065.55 and 12,784,389.30 is: 19,176,583.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,296,043.70 : 21,444,065.55 = 12,784,389.30 : x
  2. Step 2: Convert to fraction form
    14,296,043.70/21,444,065.55 = 12,784,389.30/x
  3. Step 3: Cross multiply
    14,296,043.70x = 21,444,065.55 × 12,784,389.30
  4. Step 4: Simplify right side
    14,296,043.70x = 274,149,282,165,918.62
  5. Step 5: Solve for x
    x = 274,149,282,165,918.62/14,296,043.70
  6. Step 6: Final answer
    x = 19,176,583.95

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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.