Finding the Fourth Proportional to 70,861,648.68, 106,292,474.28 and 17,008,960.68
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Solution
The fourth proportional to 70,861,648.68, 106,292,474.28 and 17,008,960.68 is: 25,513,441.32
Step by Step Solution
- Step 1: Write the proportion equation
70,861,648.68 : 106,292,474.28 = 17,008,960.68 : x - Step 2: Convert to fraction form
70,861,648.68/106,292,474.28 = 17,008,960.68/x - Step 3: Cross multiply
70,861,648.68x = 106,292,474.28 × 17,008,960.68 - Step 4: Simplify right side
70,861,648.68x = 1,807,924,515,608,431.25 - Step 5: Solve for x
x = 1,807,924,515,608,431.25/70,861,648.68 - Step 6: Final answer
x = 25,513,441.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.