Finding the Fourth Proportional to 23,343,376.92, 32,208,186.78 and 13,683,718.68
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Solution
The fourth proportional to 23,343,376.92, 32,208,186.78 and 13,683,718.68 is: 18,880,206.09
Step by Step Solution
- Step 1: Write the proportion equation
23,343,376.92 : 32,208,186.78 = 13,683,718.68 : x - Step 2: Convert to fraction form
23,343,376.92/32,208,186.78 = 13,683,718.68/x - Step 3: Cross multiply
23,343,376.92x = 32,208,186.78 × 13,683,718.68 - Step 4: Simplify right side
23,343,376.92x = 440,727,767,090,415.06 - Step 5: Solve for x
x = 440,727,767,090,415.06/23,343,376.92 - Step 6: Final answer
x = 18,880,206.09
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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.