Finding the Fourth Proportional to 40,233,113.12, 55,522,897.68 and 24,772,117.28
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Solution
The fourth proportional to 40,233,113.12, 55,522,897.68 and 24,772,117.28 is: 34,186,261.67
Step by Step Solution
- Step 1: Write the proportion equation
40,233,113.12 : 55,522,897.68 = 24,772,117.28 : x - Step 2: Convert to fraction form
40,233,113.12/55,522,897.68 = 24,772,117.28/x - Step 3: Cross multiply
40,233,113.12x = 55,522,897.68 × 24,772,117.28 - Step 4: Simplify right side
40,233,113.12x = 1,375,419,733,054,400 - Step 5: Solve for x
x = 1,375,419,733,054,400/40,233,113.12 - Step 6: Final answer
x = 34,186,261.67
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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.