Finding the Fourth Proportional to 39,920,290.99, 55,076,470.11 and 32,565,409.99
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Solution
The fourth proportional to 39,920,290.99, 55,076,470.11 and 32,565,409.99 is: 44,929,227.35
Step by Step Solution
- Step 1: Write the proportion equation
39,920,290.99 : 55,076,470.11 = 32,565,409.99 : x - Step 2: Convert to fraction form
39,920,290.99/55,076,470.11 = 32,565,409.99/x - Step 3: Cross multiply
39,920,290.99x = 55,076,470.11 × 32,565,409.99 - Step 4: Simplify right side
39,920,290.99x = 1,793,587,829,796,439.25 - Step 5: Solve for x
x = 1,793,587,829,796,439.25/39,920,290.99 - Step 6: Final answer
x = 44,929,227.35
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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.