Finding the Fourth Proportional to 8,536,315.26, 11,779,399.68 and 4,814,940.63
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Solution
The fourth proportional to 8,536,315.26, 11,779,399.68 and 4,814,940.63 is: 6,644,214.56
Step by Step Solution
- Step 1: Write the proportion equation
8,536,315.26 : 11,779,399.68 = 4,814,940.63 : x - Step 2: Convert to fraction form
8,536,315.26/11,779,399.68 = 4,814,940.63/x - Step 3: Cross multiply
8,536,315.26x = 11,779,399.68 × 4,814,940.63 - Step 4: Simplify right side
8,536,315.26x = 56,717,110,116,240.99 - Step 5: Solve for x
x = 56,717,110,116,240.99/8,536,315.26 - Step 6: Final answer
x = 6,644,214.56
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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.