Home / 14,194,137.70-21,291,206.55-7,801,099.30

Finding the Fourth Proportional to 14,194,137.70, 21,291,206.55 and 7,801,099.30

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Solution

The fourth proportional to 14,194,137.70, 21,291,206.55 and 7,801,099.30 is: 11,701,648.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,194,137.70 : 21,291,206.55 = 7,801,099.30 : x
  2. Step 2: Convert to fraction form
    14,194,137.70/21,291,206.55 = 7,801,099.30/x
  3. Step 3: Cross multiply
    14,194,137.70x = 21,291,206.55 × 7,801,099.30
  4. Step 4: Simplify right side
    14,194,137.70x = 166,094,816,513,360.41
  5. Step 5: Solve for x
    x = 166,094,816,513,360.41/14,194,137.70
  6. Step 6: Final answer
    x = 11,701,648.95

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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.