Finding the Fourth Proportional to 24,915,964.70, 37,366,948.65 and 7,881,859.10
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Solution
The fourth proportional to 24,915,964.70, 37,366,948.65 and 7,881,859.10 is: 11,820,574.79
Step by Step Solution
- Step 1: Write the proportion equation
24,915,964.70 : 37,366,948.65 = 7,881,859.10 : x - Step 2: Convert to fraction form
24,915,964.70/37,366,948.65 = 7,881,859.10/x - Step 3: Cross multiply
24,915,964.70x = 37,366,948.65 × 7,881,859.10 - Step 4: Simplify right side
24,915,964.70x = 294,521,024,256,235.19 - Step 5: Solve for x
x = 294,521,024,256,235.19/24,915,964.70 - Step 6: Final answer
x = 11,820,574.79
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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.