Finding the Fourth Proportional to 8,363,238.24, 11,541,964.41 and 4,642,419.47
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Solution
The fourth proportional to 8,363,238.24, 11,541,964.41 and 4,642,419.47 is: 6,406,925.02
Step by Step Solution
- Step 1: Write the proportion equation
8,363,238.24 : 11,541,964.41 = 4,642,419.47 : x - Step 2: Convert to fraction form
8,363,238.24/11,541,964.41 = 4,642,419.47/x - Step 3: Cross multiply
8,363,238.24x = 11,541,964.41 × 4,642,419.47 - Step 4: Simplify right side
8,363,238.24x = 53,582,640,319,299.27 - Step 5: Solve for x
x = 53,582,640,319,299.27/8,363,238.24 - Step 6: Final answer
x = 6,406,925.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.