Finding the Fourth Proportional to 13,129,302.82, 19,693,675.86 and 4,376,214.28
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Solution
The fourth proportional to 13,129,302.82, 19,693,675.86 and 4,376,214.28 is: 6,564,228.63
Step by Step Solution
- Step 1: Write the proportion equation
13,129,302.82 : 19,693,675.86 = 4,376,214.28 : x - Step 2: Convert to fraction form
13,129,302.82/19,693,675.86 = 4,376,214.28/x - Step 3: Cross multiply
13,129,302.82x = 19,693,675.86 × 4,376,214.28 - Step 4: Simplify right side
13,129,302.82x = 86,183,745,524,223.28 - Step 5: Solve for x
x = 86,183,745,524,223.28/13,129,302.82 - Step 6: Final answer
x = 6,564,228.63
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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.