Finding the Fourth Proportional to 11,491,898.04, 15,858,942 and 6,335,444.13
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Solution
The fourth proportional to 11,491,898.04, 15,858,942 and 6,335,444.13 is: 8,742,980.55
Step by Step Solution
- Step 1: Write the proportion equation
11,491,898.04 : 15,858,942 = 6,335,444.13 : x - Step 2: Convert to fraction form
11,491,898.04/15,858,942 = 6,335,444.13/x - Step 3: Cross multiply
11,491,898.04x = 15,858,942 × 6,335,444.13 - Step 4: Simplify right side
11,491,898.04x = 100,473,441,001,910.45 - Step 5: Solve for x
x = 100,473,441,001,910.45/11,491,898.04 - Step 6: Final answer
x = 8,742,980.55
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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.