Finding the Fourth Proportional to 16,549,424.91, 22,838,136.17 and 9,207,960.75
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Solution
The fourth proportional to 16,549,424.91, 22,838,136.17 and 9,207,960.75 is: 12,706,946.77
Step by Step Solution
- Step 1: Write the proportion equation
16,549,424.91 : 22,838,136.17 = 9,207,960.75 : x - Step 2: Convert to fraction form
16,549,424.91/22,838,136.17 = 9,207,960.75/x - Step 3: Cross multiply
16,549,424.91x = 22,838,136.17 × 9,207,960.75 - Step 4: Simplify right side
16,549,424.91x = 210,292,661,410,475.50 - Step 5: Solve for x
x = 210,292,661,410,475.50/16,549,424.91 - Step 6: Final answer
x = 12,706,946.77
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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.