Home / 12,733,424.40-19,100,136.60-4,212,653.70

Finding the Fourth Proportional to 12,733,424.40, 19,100,136.60 and 4,212,653.70

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Solution

The fourth proportional to 12,733,424.40, 19,100,136.60 and 4,212,653.70 is: 6,318,980.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,733,424.40 : 19,100,136.60 = 4,212,653.70 : x
  2. Step 2: Convert to fraction form
    12,733,424.40/19,100,136.60 = 4,212,653.70/x
  3. Step 3: Cross multiply
    12,733,424.40x = 19,100,136.60 × 4,212,653.70
  4. Step 4: Simplify right side
    12,733,424.40x = 80,462,261,118,495.44
  5. Step 5: Solve for x
    x = 80,462,261,118,495.44/12,733,424.40
  6. Step 6: Final answer
    x = 6,318,980.55

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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.