Finding the Fourth Proportional to 37,403,651.14, 51,616,549.15 and 20,884,056.73
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Solution
The fourth proportional to 37,403,651.14, 51,616,549.15 and 20,884,056.73 is: 28,819,725.02
Step by Step Solution
- Step 1: Write the proportion equation
37,403,651.14 : 51,616,549.15 = 20,884,056.73 : x - Step 2: Convert to fraction form
37,403,651.14/51,616,549.15 = 20,884,056.73/x - Step 3: Cross multiply
37,403,651.14x = 51,616,549.15 × 20,884,056.73 - Step 4: Simplify right side
37,403,651.14x = 1,077,962,940,655,433.25 - Step 5: Solve for x
x = 1,077,962,940,655,433.25/37,403,651.14 - Step 6: Final answer
x = 28,819,725.02
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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.