Finding the Fourth Proportional to 38,861,927.28, 58,313,065.42 and 15,849,744.66
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Solution
The fourth proportional to 38,861,927.28, 58,313,065.42 and 15,849,744.66 is: 23,782,845.11
Step by Step Solution
- Step 1: Write the proportion equation
38,861,927.28 : 58,313,065.42 = 15,849,744.66 : x - Step 2: Convert to fraction form
38,861,927.28/58,313,065.42 = 15,849,744.66/x - Step 3: Cross multiply
38,861,927.28x = 58,313,065.42 × 15,849,744.66 - Step 4: Simplify right side
38,861,927.28x = 924,247,197,248,875.75 - Step 5: Solve for x
x = 924,247,197,248,875.75/38,861,927.28 - Step 6: Final answer
x = 23,782,845.11
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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.