Finding the Fourth Proportional to 10,323,143.28, 15,483,713.64 and 3,134,739.36
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Solution
The fourth proportional to 10,323,143.28, 15,483,713.64 and 3,134,739.36 is: 4,701,804.99
Step by Step Solution
- Step 1: Write the proportion equation
10,323,143.28 : 15,483,713.64 = 3,134,739.36 : x - Step 2: Convert to fraction form
10,323,143.28/15,483,713.64 = 3,134,739.36/x - Step 3: Cross multiply
10,323,143.28x = 15,483,713.64 × 3,134,739.36 - Step 4: Simplify right side
10,323,143.28x = 48,537,406,586,276.87 - Step 5: Solve for x
x = 48,537,406,586,276.87/10,323,143.28 - Step 6: Final answer
x = 4,701,804.99
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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.