Finding the Fourth Proportional to 8,064,876.69, 11,129,496.48 and 4,393,781.99
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Solution
The fourth proportional to 8,064,876.69, 11,129,496.48 and 4,393,781.99 is: 6,063,400.98
Step by Step Solution
- Step 1: Write the proportion equation
8,064,876.69 : 11,129,496.48 = 4,393,781.99 : x - Step 2: Convert to fraction form
8,064,876.69/11,129,496.48 = 4,393,781.99/x - Step 3: Cross multiply
8,064,876.69x = 11,129,496.48 × 4,393,781.99 - Step 4: Simplify right side
8,064,876.69x = 48,900,581,191,592.40 - Step 5: Solve for x
x = 48,900,581,191,592.40/8,064,876.69 - Step 6: Final answer
x = 6,063,400.98
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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.