Finding the Fourth Proportional to 7,176,926.16, 10,767,467.16 and 2,128,358.16
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Solution
The fourth proportional to 7,176,926.16, 10,767,467.16 and 2,128,358.16 is: 3,193,153.46
Step by Step Solution
- Step 1: Write the proportion equation
7,176,926.16 : 10,767,467.16 = 2,128,358.16 : x - Step 2: Convert to fraction form
7,176,926.16/10,767,467.16 = 2,128,358.16/x - Step 3: Cross multiply
7,176,926.16x = 10,767,467.16 × 2,128,358.16 - Step 4: Simplify right side
7,176,926.16x = 22,917,026,592,518.03 - Step 5: Solve for x
x = 22,917,026,592,518.03/7,176,926.16 - Step 6: Final answer
x = 3,193,153.46
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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.