Finding the Fourth Proportional to 36,745,728.21, 55,122,025.94 and 10,838,054.79
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Solution
The fourth proportional to 36,745,728.21, 55,122,025.94 and 10,838,054.79 is: 16,258,094.92
Step by Step Solution
- Step 1: Write the proportion equation
36,745,728.21 : 55,122,025.94 = 10,838,054.79 : x - Step 2: Convert to fraction form
36,745,728.21/55,122,025.94 = 10,838,054.79/x - Step 3: Cross multiply
36,745,728.21x = 55,122,025.94 × 10,838,054.79 - Step 4: Simplify right side
36,745,728.21x = 597,415,537,219,331 - Step 5: Solve for x
x = 597,415,537,219,331/36,745,728.21 - Step 6: Final answer
x = 16,258,094.92
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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.