Finding the Fourth Proportional to 10,323,534.54, 15,484,296.51 and 3,135,130.68
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Solution
The fourth proportional to 10,323,534.54, 15,484,296.51 and 3,135,130.68 is: 4,702,390.72
Step by Step Solution
- Step 1: Write the proportion equation
10,323,534.54 : 15,484,296.51 = 3,135,130.68 : x - Step 2: Convert to fraction form
10,323,534.54/15,484,296.51 = 3,135,130.68/x - Step 3: Cross multiply
10,323,534.54x = 15,484,296.51 × 3,135,130.68 - Step 4: Simplify right side
10,323,534.54x = 48,545,293,046,717.93 - Step 5: Solve for x
x = 48,545,293,046,717.93/10,323,534.54 - Step 6: Final answer
x = 4,702,390.72
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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.