Finding the Fourth Proportional to 67,508,924.52, 93,160,390.50 and 39,631,186.44
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Solution
The fourth proportional to 67,508,924.52, 93,160,390.50 and 39,631,186.44 is: 54,689,907.02
Step by Step Solution
- Step 1: Write the proportion equation
67,508,924.52 : 93,160,390.50 = 39,631,186.44 : x - Step 2: Convert to fraction form
67,508,924.52/93,160,390.50 = 39,631,186.44/x - Step 3: Cross multiply
67,508,924.52x = 93,160,390.50 × 39,631,186.44 - Step 4: Simplify right side
67,508,924.52x = 3,692,056,804,728,704.50 - Step 5: Solve for x
x = 3,692,056,804,728,704.50/67,508,924.52 - Step 6: Final answer
x = 54,689,907.02
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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.