Finding the Fourth Proportional to 13,253,288.84, 19,877,718.92 and 3,669,636.14
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Solution
The fourth proportional to 13,253,288.84, 19,877,718.92 and 3,669,636.14 is: 5,503,841.09
Step by Step Solution
- Step 1: Write the proportion equation
13,253,288.84 : 19,877,718.92 = 3,669,636.14 : x - Step 2: Convert to fraction form
13,253,288.84/19,877,718.92 = 3,669,636.14/x - Step 3: Cross multiply
13,253,288.84x = 19,877,718.92 × 3,669,636.14 - Step 4: Simplify right side
13,253,288.84x = 72,943,995,729,593.78 - Step 5: Solve for x
x = 72,943,995,729,593.78/13,253,288.84 - Step 6: Final answer
x = 5,503,841.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.