Finding the Fourth Proportional to 23,344,685.42, 32,209,992.51 and 13,685,027.18
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Solution
The fourth proportional to 23,344,685.42, 32,209,992.51 and 13,685,027.18 is: 18,882,011.69
Step by Step Solution
- Step 1: Write the proportion equation
23,344,685.42 : 32,209,992.51 = 13,685,027.18 : x - Step 2: Convert to fraction form
23,344,685.42/32,209,992.51 = 13,685,027.18/x - Step 3: Cross multiply
23,344,685.42x = 32,209,992.51 × 13,685,027.18 - Step 4: Simplify right side
23,344,685.42x = 440,794,622,966,946.44 - Step 5: Solve for x
x = 440,794,622,966,946.44/23,344,685.42 - Step 6: Final answer
x = 18,882,011.69
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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.