Finding the Fourth Proportional to 92,284,472.16, 138,509,911.80 and 49,189,569.12
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Solution
The fourth proportional to 92,284,472.16, 138,509,911.80 and 49,189,569.12 is: 73,828,702.93
Step by Step Solution
- Step 1: Write the proportion equation
92,284,472.16 : 138,509,911.80 = 49,189,569.12 : x - Step 2: Convert to fraction form
92,284,472.16/138,509,911.80 = 49,189,569.12/x - Step 3: Cross multiply
92,284,472.16x = 138,509,911.80 × 49,189,569.12 - Step 4: Simplify right side
92,284,472.16x = 6,813,242,880,291,204 - Step 5: Solve for x
x = 6,813,242,880,291,204/92,284,472.16 - Step 6: Final answer
x = 73,828,702.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.