Finding the Fourth Proportional to 23,273,217.68, 32,117,040.14 and 13,489,336.94
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Solution
The fourth proportional to 23,273,217.68, 32,117,040.14 and 13,489,336.94 is: 18,615,284.82
Step by Step Solution
- Step 1: Write the proportion equation
23,273,217.68 : 32,117,040.14 = 13,489,336.94 : x - Step 2: Convert to fraction form
23,273,217.68/32,117,040.14 = 13,489,336.94/x - Step 3: Cross multiply
23,273,217.68x = 32,117,040.14 × 13,489,336.94 - Step 4: Simplify right side
23,273,217.68x = 433,237,575,735,932.94 - Step 5: Solve for x
x = 433,237,575,735,932.94/23,273,217.68 - Step 6: Final answer
x = 18,615,284.82
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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.