Finding the Fourth Proportional to 19,888,221.25, 29,832,246.82 and 5,511,247.75
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Solution
The fourth proportional to 19,888,221.25, 29,832,246.82 and 5,511,247.75 is: 8,266,848.06
Step by Step Solution
- Step 1: Write the proportion equation
19,888,221.25 : 29,832,246.82 = 5,511,247.75 : x - Step 2: Convert to fraction form
19,888,221.25/29,832,246.82 = 5,511,247.75/x - Step 3: Cross multiply
19,888,221.25x = 29,832,246.82 × 5,511,247.75 - Step 4: Simplify right side
19,888,221.25x = 164,412,903,164,169.66 - Step 5: Solve for x
x = 164,412,903,164,169.66/19,888,221.25 - Step 6: Final answer
x = 8,266,848.06
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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.