Finding the Fourth Proportional to 67,719,533.10, 93,449,827.92 and 38,351,075.82
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Solution
The fourth proportional to 67,719,533.10, 93,449,827.92 and 38,351,075.82 is: 52,922,713.31
Step by Step Solution
- Step 1: Write the proportion equation
67,719,533.10 : 93,449,827.92 = 38,351,075.82 : x - Step 2: Convert to fraction form
67,719,533.10/93,449,827.92 = 38,351,075.82/x - Step 3: Cross multiply
67,719,533.10x = 93,449,827.92 × 38,351,075.82 - Step 4: Simplify right side
67,719,533.10x = 3,583,901,435,925,873 - Step 5: Solve for x
x = 3,583,901,435,925,873/67,719,533.10 - Step 6: Final answer
x = 52,922,713.31
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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.