Home / 19,321,638.70-26,666,384.07-12,466,064.38

Finding the Fourth Proportional to 19,321,638.70, 26,666,384.07 and 12,466,064.38

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Solution

The fourth proportional to 19,321,638.70, 26,666,384.07 and 12,466,064.38 is: 17,204,796.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,321,638.70 : 26,666,384.07 = 12,466,064.38 : x
  2. Step 2: Convert to fraction form
    19,321,638.70/26,666,384.07 = 12,466,064.38/x
  3. Step 3: Cross multiply
    19,321,638.70x = 26,666,384.07 × 12,466,064.38
  4. Step 4: Simplify right side
    19,321,638.70x = 332,424,860,598,426.44
  5. Step 5: Solve for x
    x = 332,424,860,598,426.44/19,321,638.70
  6. Step 6: Final answer
    x = 17,204,796.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.