Home / 30,181,120.98-41,649,828.50-16,948,461.51

Finding the Fourth Proportional to 30,181,120.98, 41,649,828.50 and 16,948,461.51

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Solution

The fourth proportional to 30,181,120.98, 41,649,828.50 and 16,948,461.51 is: 23,388,810.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,181,120.98 : 41,649,828.50 = 16,948,461.51 : x
  2. Step 2: Convert to fraction form
    30,181,120.98/41,649,828.50 = 16,948,461.51/x
  3. Step 3: Cross multiply
    30,181,120.98x = 41,649,828.50 × 16,948,461.51
  4. Step 4: Simplify right side
    30,181,120.98x = 705,900,515,145,608.75
  5. Step 5: Solve for x
    x = 705,900,515,145,608.75/30,181,120.98
  6. Step 6: Final answer
    x = 23,388,810.36

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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.