Finding the Fourth Proportional to 14,232,543.24, 21,348,817.68 and 5,134,637.82
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Solution
The fourth proportional to 14,232,543.24, 21,348,817.68 and 5,134,637.82 is: 7,701,957.75
Step by Step Solution
- Step 1: Write the proportion equation
14,232,543.24 : 21,348,817.68 = 5,134,637.82 : x - Step 2: Convert to fraction form
14,232,543.24/21,348,817.68 = 5,134,637.82/x - Step 3: Cross multiply
14,232,543.24x = 21,348,817.68 × 5,134,637.82 - Step 4: Simplify right side
14,232,543.24x = 109,618,446,672,012.66 - Step 5: Solve for x
x = 109,618,446,672,012.66/14,232,543.24 - Step 6: Final answer
x = 7,701,957.75
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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.