Finding the Fourth Proportional to 58,587,415.75, 87,884,777.53 and 15,456,660.49
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Solution
The fourth proportional to 58,587,415.75, 87,884,777.53 and 15,456,660.49 is: 23,185,954.72
Step by Step Solution
- Step 1: Write the proportion equation
58,587,415.75 : 87,884,777.53 = 15,456,660.49 : x - Step 2: Convert to fraction form
58,587,415.75/87,884,777.53 = 15,456,660.49/x - Step 3: Cross multiply
58,587,415.75x = 87,884,777.53 × 15,456,660.49 - Step 4: Simplify right side
58,587,415.75x = 1,358,405,168,520,390.75 - Step 5: Solve for x
x = 1,358,405,168,520,390.75/58,587,415.75 - Step 6: Final answer
x = 23,185,954.72
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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.