Home / 14,118,879.88-19,486,008.78-7,924,295.33

Finding the Fourth Proportional to 14,118,879.88, 19,486,008.78 and 7,924,295.33

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Solution

The fourth proportional to 14,118,879.88, 19,486,008.78 and 7,924,295.33 is: 10,936,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,118,879.88 : 19,486,008.78 = 7,924,295.33 : x
  2. Step 2: Convert to fraction form
    14,118,879.88/19,486,008.78 = 7,924,295.33/x
  3. Step 3: Cross multiply
    14,118,879.88x = 19,486,008.78 × 7,924,295.33
  4. Step 4: Simplify right side
    14,118,879.88x = 154,412,888,321,619.41
  5. Step 5: Solve for x
    x = 154,412,888,321,619.41/14,118,879.88
  6. Step 6: Final answer
    x = 10,936,624.55

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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.