Finding the Fourth Proportional to 18,466,308.48, 25,484,825.16 and 10,206,193.08
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Solution
The fourth proportional to 18,466,308.48, 25,484,825.16 and 10,206,193.08 is: 14,085,275.70
Step by Step Solution
- Step 1: Write the proportion equation
18,466,308.48 : 25,484,825.16 = 10,206,193.08 : x - Step 2: Convert to fraction form
18,466,308.48/25,484,825.16 = 10,206,193.08/x - Step 3: Cross multiply
18,466,308.48x = 25,484,825.16 × 10,206,193.08 - Step 4: Simplify right side
18,466,308.48x = 260,103,046,193,001.91 - Step 5: Solve for x
x = 260,103,046,193,001.91/18,466,308.48 - Step 6: Final answer
x = 14,085,275.70
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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.