Finding the Fourth Proportional to 41,658,431.68, 57,487,993.68 and 23,324,373.28
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Solution
The fourth proportional to 41,658,431.68, 57,487,993.68 and 23,324,373.28 is: 32,187,275.65
Step by Step Solution
- Step 1: Write the proportion equation
41,658,431.68 : 57,487,993.68 = 23,324,373.28 : x - Step 2: Convert to fraction form
41,658,431.68/57,487,993.68 = 23,324,373.28/x - Step 3: Cross multiply
41,658,431.68x = 57,487,993.68 × 23,324,373.28 - Step 4: Simplify right side
41,658,431.68x = 1,340,871,423,710,601 - Step 5: Solve for x
x = 1,340,871,423,710,601/41,658,431.68 - Step 6: Final answer
x = 32,187,275.65
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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.