Finding the Fourth Proportional to 48,008,988.08, 72,019,809.72 and 15,649,552.88
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Solution
The fourth proportional to 48,008,988.08, 72,019,809.72 and 15,649,552.88 is: 23,476,391.94
Step by Step Solution
- Step 1: Write the proportion equation
48,008,988.08 : 72,019,809.72 = 15,649,552.88 : x - Step 2: Convert to fraction form
48,008,988.08/72,019,809.72 = 15,649,552.88/x - Step 3: Cross multiply
48,008,988.08x = 72,019,809.72 × 15,649,552.88 - Step 4: Simplify right side
48,008,988.08x = 1,127,077,820,620,678 - Step 5: Solve for x
x = 1,127,077,820,620,678/48,008,988.08 - Step 6: Final answer
x = 23,476,391.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.