Finding the Fourth Proportional to 9,199,452.69, 12,695,328.66 and 5,069,631.99
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Solution
The fourth proportional to 9,199,452.69, 12,695,328.66 and 5,069,631.99 is: 6,996,138.41
Step by Step Solution
- Step 1: Write the proportion equation
9,199,452.69 : 12,695,328.66 = 5,069,631.99 : x - Step 2: Convert to fraction form
9,199,452.69/12,695,328.66 = 5,069,631.99/x - Step 3: Cross multiply
9,199,452.69x = 12,695,328.66 × 5,069,631.99 - Step 4: Simplify right side
9,199,452.69x = 64,360,644,298,299.84 - Step 5: Solve for x
x = 64,360,644,298,299.84/9,199,452.69 - Step 6: Final answer
x = 6,996,138.41
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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.