Home / 13,943,939.45-19,241,108.42-8,062,683.65

Finding the Fourth Proportional to 13,943,939.45, 19,241,108.42 and 8,062,683.65

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Solution

The fourth proportional to 13,943,939.45, 19,241,108.42 and 8,062,683.65 is: 11,125,619.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,939.45 : 19,241,108.42 = 8,062,683.65 : x
  2. Step 2: Convert to fraction form
    13,943,939.45/19,241,108.42 = 8,062,683.65/x
  3. Step 3: Cross multiply
    13,943,939.45x = 19,241,108.42 × 8,062,683.65
  4. Step 4: Simplify right side
    13,943,939.45x = 155,134,970,189,762.50
  5. Step 5: Solve for x
    x = 155,134,970,189,762.50/13,943,939.45
  6. Step 6: Final answer
    x = 11,125,619.90

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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.