Finding the Fourth Proportional to 23,673,743.16, 32,660,470.18 and 13,748,936.35
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Solution
The fourth proportional to 23,673,743.16, 32,660,470.18 and 13,748,936.35 is: 18,968,133.71
Step by Step Solution
- Step 1: Write the proportion equation
23,673,743.16 : 32,660,470.18 = 13,748,936.35 : x - Step 2: Convert to fraction form
23,673,743.16/32,660,470.18 = 13,748,936.35/x - Step 3: Cross multiply
23,673,743.16x = 32,660,470.18 × 13,748,936.35 - Step 4: Simplify right side
23,673,743.16x = 449,046,725,665,893 - Step 5: Solve for x
x = 449,046,725,665,893/23,673,743.16 - Step 6: Final answer
x = 18,968,133.71
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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.