Finding the Fourth Proportional to 54,441,012.70, 81,661,519.05 and 24,148,875.70
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Solution
The fourth proportional to 54,441,012.70, 81,661,519.05 and 24,148,875.70 is: 36,223,313.55
Step by Step Solution
- Step 1: Write the proportion equation
54,441,012.70 : 81,661,519.05 = 24,148,875.70 : x - Step 2: Convert to fraction form
54,441,012.70/81,661,519.05 = 24,148,875.70/x - Step 3: Cross multiply
54,441,012.70x = 81,661,519.05 × 24,148,875.70 - Step 4: Simplify right side
54,441,012.70x = 1,972,033,873,011,632 - Step 5: Solve for x
x = 1,972,033,873,011,632/54,441,012.70 - Step 6: Final answer
x = 36,223,313.55
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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.