Finding the Fourth Proportional to 10,045,220.24, 13,862,540.40 and 5,461,530.68
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Solution
The fourth proportional to 10,045,220.24, 13,862,540.40 and 5,461,530.68 is: 7,536,986.54
Step by Step Solution
- Step 1: Write the proportion equation
10,045,220.24 : 13,862,540.40 = 5,461,530.68 : x - Step 2: Convert to fraction form
10,045,220.24/13,862,540.40 = 5,461,530.68/x - Step 3: Cross multiply
10,045,220.24x = 13,862,540.40 × 5,461,530.68 - Step 4: Simplify right side
10,045,220.24x = 75,710,689,697,339.47 - Step 5: Solve for x
x = 75,710,689,697,339.47/10,045,220.24 - Step 6: Final answer
x = 7,536,986.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.