Finding the Fourth Proportional to 15,552,292.09, 21,462,118.64 and 8,582,919.05
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Solution
The fourth proportional to 15,552,292.09, 21,462,118.64 and 8,582,919.05 is: 11,844,403.76
Step by Step Solution
- Step 1: Write the proportion equation
15,552,292.09 : 21,462,118.64 = 8,582,919.05 : x - Step 2: Convert to fraction form
15,552,292.09/21,462,118.64 = 8,582,919.05/x - Step 3: Cross multiply
15,552,292.09x = 21,462,118.64 × 8,582,919.05 - Step 4: Simplify right side
15,552,292.09x = 184,207,626,928,616.12 - Step 5: Solve for x
x = 184,207,626,928,616.12/15,552,292.09 - Step 6: Final answer
x = 11,844,403.76
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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.