Finding the Fourth Proportional to 7,456,079.51, 11,184,006.88 and 3,354,504.08
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Solution
The fourth proportional to 7,456,079.51, 11,184,006.88 and 3,354,504.08 is: 5,031,705.56
Step by Step Solution
- Step 1: Write the proportion equation
7,456,079.51 : 11,184,006.88 = 3,354,504.08 : x - Step 2: Convert to fraction form
7,456,079.51/11,184,006.88 = 3,354,504.08/x - Step 3: Cross multiply
7,456,079.51x = 11,184,006.88 × 3,354,504.08 - Step 4: Simplify right side
7,456,079.51x = 37,516,796,730,327.42 - Step 5: Solve for x
x = 37,516,796,730,327.42/7,456,079.51 - Step 6: Final answer
x = 5,031,705.56
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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.