Finding the Fourth Proportional to 6,157,434.83, 9,237,655.62 and 4,339,346.09
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Solution
The fourth proportional to 6,157,434.83, 9,237,655.62 and 4,339,346.09 is: 6,510,078.61
Step by Step Solution
- Step 1: Write the proportion equation
6,157,434.83 : 9,237,655.62 = 4,339,346.09 : x - Step 2: Convert to fraction form
6,157,434.83/9,237,655.62 = 4,339,346.09/x - Step 3: Cross multiply
6,157,434.83x = 9,237,655.62 × 4,339,346.09 - Step 4: Simplify right side
6,157,434.83x = 40,085,384,749,225.24 - Step 5: Solve for x
x = 40,085,384,749,225.24/6,157,434.83 - Step 6: Final answer
x = 6,510,078.61
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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.