Finding the Fourth Proportional to 34,486,302.88, 51,730,676.16 and 8,578,739.08
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Solution
The fourth proportional to 34,486,302.88, 51,730,676.16 and 8,578,739.08 is: 12,868,412.56
Step by Step Solution
- Step 1: Write the proportion equation
34,486,302.88 : 51,730,676.16 = 8,578,739.08 : x - Step 2: Convert to fraction form
34,486,302.88/51,730,676.16 = 8,578,739.08/x - Step 3: Cross multiply
34,486,302.88x = 51,730,676.16 × 8,578,739.08 - Step 4: Simplify right side
34,486,302.88x = 443,783,973,208,616.31 - Step 5: Solve for x
x = 443,783,973,208,616.31/34,486,302.88 - Step 6: Final answer
x = 12,868,412.56
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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.