Finding the Fourth Proportional to 51,919,859.80, 71,671,467.98 and 32,350,417.05
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Solution
The fourth proportional to 51,919,859.80, 71,671,467.98 and 32,350,417.05 is: 44,657,321.66
Step by Step Solution
- Step 1: Write the proportion equation
51,919,859.80 : 71,671,467.98 = 32,350,417.05 : x - Step 2: Convert to fraction form
51,919,859.80/71,671,467.98 = 32,350,417.05/x - Step 3: Cross multiply
51,919,859.80x = 71,671,467.98 × 32,350,417.05 - Step 4: Simplify right side
51,919,859.80x = 2,318,601,879,738,721 - Step 5: Solve for x
x = 2,318,601,879,738,721/51,919,859.80 - Step 6: Final answer
x = 44,657,321.66
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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.