Home / 19,105,676.74-28,634,592.06-15,046,131.80

Finding the Fourth Proportional to 19,105,676.74, 28,634,592.06 and 15,046,131.80

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Solution

The fourth proportional to 19,105,676.74, 28,634,592.06 and 15,046,131.80 is: 22,550,357.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105,676.74 : 28,634,592.06 = 15,046,131.80 : x
  2. Step 2: Convert to fraction form
    19,105,676.74/28,634,592.06 = 15,046,131.80/x
  3. Step 3: Cross multiply
    19,105,676.74x = 28,634,592.06 × 15,046,131.80
  4. Step 4: Simplify right side
    19,105,676.74x = 430,839,846,173,993.50
  5. Step 5: Solve for x
    x = 430,839,846,173,993.50/19,105,676.74
  6. Step 6: Final answer
    x = 22,550,357.78

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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.