Finding the Fourth Proportional to 11,452,971.24, 15,805,110.42 and 6,296,420.52
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Solution
The fourth proportional to 11,452,971.24, 15,805,110.42 and 6,296,420.52 is: 8,689,065.88
Step by Step Solution
- Step 1: Write the proportion equation
11,452,971.24 : 15,805,110.42 = 6,296,420.52 : x - Step 2: Convert to fraction form
11,452,971.24/15,805,110.42 = 6,296,420.52/x - Step 3: Cross multiply
11,452,971.24x = 15,805,110.42 × 6,296,420.52 - Step 4: Simplify right side
11,452,971.24x = 99,515,621,569,353.81 - Step 5: Solve for x
x = 99,515,621,569,353.81/11,452,971.24 - Step 6: Final answer
x = 8,689,065.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.