Finding the Fourth Proportional to 16,484,082.84, 22,749,396.09 and 9,144,282.42
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Solution
The fourth proportional to 16,484,082.84, 22,749,396.09 and 9,144,282.42 is: 12,619,865.16
Step by Step Solution
- Step 1: Write the proportion equation
16,484,082.84 : 22,749,396.09 = 9,144,282.42 : x - Step 2: Convert to fraction form
16,484,082.84/22,749,396.09 = 9,144,282.42/x - Step 3: Cross multiply
16,484,082.84x = 22,749,396.09 × 9,144,282.42 - Step 4: Simplify right side
16,484,082.84x = 208,026,902,731,403.75 - Step 5: Solve for x
x = 208,026,902,731,403.75/16,484,082.84 - Step 6: Final answer
x = 12,619,865.16
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1.5x scale
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.