Finding the Fourth Proportional to 34,450,848.24, 47,543,026.66 and 21,215,014.88
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Solution
The fourth proportional to 34,450,848.24, 47,543,026.66 and 21,215,014.88 is: 29,277,247.72
Step by Step Solution
- Step 1: Write the proportion equation
34,450,848.24 : 47,543,026.66 = 21,215,014.88 : x - Step 2: Convert to fraction form
34,450,848.24/47,543,026.66 = 21,215,014.88/x - Step 3: Cross multiply
34,450,848.24x = 47,543,026.66 × 21,215,014.88 - Step 4: Simplify right side
34,450,848.24x = 1,008,626,018,032,136.62 - Step 5: Solve for x
x = 1,008,626,018,032,136.62/34,450,848.24 - Step 6: Final answer
x = 29,277,247.72
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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.