Home / 13,018,872.93-19,526,939.33-5,343,329.43

Finding the Fourth Proportional to 13,018,872.93, 19,526,939.33 and 5,343,329.43

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Solution

The fourth proportional to 13,018,872.93, 19,526,939.33 and 5,343,329.43 is: 8,014,431.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,018,872.93 : 19,526,939.33 = 5,343,329.43 : x
  2. Step 2: Convert to fraction form
    13,018,872.93/19,526,939.33 = 5,343,329.43/x
  3. Step 3: Cross multiply
    13,018,872.93x = 19,526,939.33 × 5,343,329.43
  4. Step 4: Simplify right side
    13,018,872.93x = 104,338,869,573,096.83
  5. Step 5: Solve for x
    x = 104,338,869,573,096.83/13,018,872.93
  6. Step 6: Final answer
    x = 8,014,431.83

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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.