Finding the Fourth Proportional to 10,323,365.68, 15,485,073.08 and 3,134,953.60
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Solution
The fourth proportional to 10,323,365.68, 15,485,073.08 and 3,134,953.60 is: 4,702,437.86
Step by Step Solution
- Step 1: Write the proportion equation
10,323,365.68 : 15,485,073.08 = 3,134,953.60 : x - Step 2: Convert to fraction form
10,323,365.68/15,485,073.08 = 3,134,953.60/x - Step 3: Cross multiply
10,323,365.68x = 15,485,073.08 × 3,134,953.60 - Step 4: Simplify right side
10,323,365.68x = 48,544,985,598,409.09 - Step 5: Solve for x
x = 48,544,985,598,409.09/10,323,365.68 - Step 6: Final answer
x = 4,702,437.86
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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.