Finding the Fourth Proportional to 8,032,278.50, 11,084,736.99 and 4,361,349.80
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Solution
The fourth proportional to 8,032,278.50, 11,084,736.99 and 4,361,349.80 is: 6,018,767.33
Step by Step Solution
- Step 1: Write the proportion equation
8,032,278.50 : 11,084,736.99 = 4,361,349.80 : x - Step 2: Convert to fraction form
8,032,278.50/11,084,736.99 = 4,361,349.80/x - Step 3: Cross multiply
8,032,278.50x = 11,084,736.99 × 4,361,349.80 - Step 4: Simplify right side
8,032,278.50x = 48,344,415,398,965.41 - Step 5: Solve for x
x = 48,344,415,398,965.41/8,032,278.50 - Step 6: Final answer
x = 6,018,767.33
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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.