Finding the Fourth Proportional to 45,571,375.44, 68,356,907.64 and 18,645,031.44
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Solution
The fourth proportional to 45,571,375.44, 68,356,907.64 and 18,645,031.44 is: 27,967,483.53
Step by Step Solution
- Step 1: Write the proportion equation
45,571,375.44 : 68,356,907.64 = 18,645,031.44 : x - Step 2: Convert to fraction form
45,571,375.44/68,356,907.64 = 18,645,031.44/x - Step 3: Cross multiply
45,571,375.44x = 68,356,907.64 × 18,645,031.44 - Step 4: Simplify right side
45,571,375.44x = 1,274,516,692,088,976.25 - Step 5: Solve for x
x = 1,274,516,692,088,976.25/45,571,375.44 - Step 6: Final answer
x = 27,967,483.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.