Finding the Fourth Proportional to 22,486,625.26, 31,031,612.73 and 12,173,323.75
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Solution
The fourth proportional to 22,486,625.26, 31,031,612.73 and 12,173,323.75 is: 16,799,224.60
Step by Step Solution
- Step 1: Write the proportion equation
22,486,625.26 : 31,031,612.73 = 12,173,323.75 : x - Step 2: Convert to fraction form
22,486,625.26/31,031,612.73 = 12,173,323.75/x - Step 3: Cross multiply
22,486,625.26x = 31,031,612.73 × 12,173,323.75 - Step 4: Simplify right side
22,486,625.26x = 377,757,868,169,332.31 - Step 5: Solve for x
x = 377,757,868,169,332.31/22,486,625.26 - Step 6: Final answer
x = 16,799,224.60
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1.5x scale
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.