Finding the Fourth Proportional to 26,598,102.82, 39,897,154.29 and 20,541,668.42
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Solution
The fourth proportional to 26,598,102.82, 39,897,154.29 and 20,541,668.42 is: 30,812,502.68
Step by Step Solution
- Step 1: Write the proportion equation
26,598,102.82 : 39,897,154.29 = 20,541,668.42 : x - Step 2: Convert to fraction form
26,598,102.82/39,897,154.29 = 20,541,668.42/x - Step 3: Cross multiply
26,598,102.82x = 39,897,154.29 × 20,541,668.42 - Step 4: Simplify right side
26,598,102.82x = 819,554,114,326,760.62 - Step 5: Solve for x
x = 819,554,114,326,760.62/26,598,102.82 - Step 6: Final answer
x = 30,812,502.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.