Finding the Fourth Proportional to 22,924,725.70, 31,614,407.84 and 14,667,401.02
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Solution
The fourth proportional to 22,924,725.70, 31,614,407.84 and 14,667,401.02 is: 20,227,120.88
Step by Step Solution
- Step 1: Write the proportion equation
22,924,725.70 : 31,614,407.84 = 14,667,401.02 : x - Step 2: Convert to fraction form
22,924,725.70/31,614,407.84 = 14,667,401.02/x - Step 3: Cross multiply
22,924,725.70x = 31,614,407.84 × 14,667,401.02 - Step 4: Simplify right side
22,924,725.70x = 463,701,197,799,112 - Step 5: Solve for x
x = 463,701,197,799,112/22,924,725.70 - Step 6: Final answer
x = 20,227,120.88
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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.