Finding the Fourth Proportional to 34,486,303.01, 51,730,676.35 and 8,578,739.21
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Solution
The fourth proportional to 34,486,303.01, 51,730,676.35 and 8,578,739.21 is: 12,868,412.75
Step by Step Solution
- Step 1: Write the proportion equation
34,486,303.01 : 51,730,676.35 = 8,578,739.21 : x - Step 2: Convert to fraction form
34,486,303.01/51,730,676.35 = 8,578,739.21/x - Step 3: Cross multiply
34,486,303.01x = 51,730,676.35 × 8,578,739.21 - Step 4: Simplify right side
34,486,303.01x = 443,783,981,283,464.44 - Step 5: Solve for x
x = 443,783,981,283,464.44/34,486,303.01 - Step 6: Final answer
x = 12,868,412.75
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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.