Finding the Fourth Proportional to 11,805,129.92, 17,706,012.90 and 3,717,895.11
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Solution
The fourth proportional to 11,805,129.92, 17,706,012.90 and 3,717,895.11 is: 5,576,312.95
Step by Step Solution
- Step 1: Write the proportion equation
11,805,129.92 : 17,706,012.90 = 3,717,895.11 : x - Step 2: Convert to fraction form
11,805,129.92/17,706,012.90 = 3,717,895.11/x - Step 3: Cross multiply
11,805,129.92x = 17,706,012.90 × 3,717,895.11 - Step 4: Simplify right side
11,805,129.92x = 65,829,098,778,506.91 - Step 5: Solve for x
x = 65,829,098,778,506.91/11,805,129.92 - Step 6: Final answer
x = 5,576,312.95
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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.