Finding the Fourth Proportional to 10,993,899.29, 15,165,277.70 and 6,856,747.83
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Solution
The fourth proportional to 10,993,899.29, 15,165,277.70 and 6,856,747.83 is: 9,458,380.71
Step by Step Solution
- Step 1: Write the proportion equation
10,993,899.29 : 15,165,277.70 = 6,856,747.83 : x - Step 2: Convert to fraction form
10,993,899.29/15,165,277.70 = 6,856,747.83/x - Step 3: Cross multiply
10,993,899.29x = 15,165,277.70 × 6,856,747.83 - Step 4: Simplify right side
10,993,899.29x = 103,984,484,926,538.66 - Step 5: Solve for x
x = 103,984,484,926,538.66/10,993,899.29 - Step 6: Final answer
x = 9,458,380.71
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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.