Finding the Fourth Proportional to 54,197,518.92, 74,792,384.82 and 29,417,707.56
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Solution
The fourth proportional to 54,197,518.92, 74,792,384.82 and 29,417,707.56 is: 40,596,332.60
Step by Step Solution
- Step 1: Write the proportion equation
54,197,518.92 : 74,792,384.82 = 29,417,707.56 : x - Step 2: Convert to fraction form
54,197,518.92/74,792,384.82 = 29,417,707.56/x - Step 3: Cross multiply
54,197,518.92x = 74,792,384.82 × 29,417,707.56 - Step 4: Simplify right side
54,197,518.92x = 2,200,220,504,349,743 - Step 5: Solve for x
x = 2,200,220,504,349,743/54,197,518.92 - Step 6: Final answer
x = 40,596,332.60
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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.