Finding the Fourth Proportional to 11,346,536.08, 15,656,078.28 and 6,763,283.92
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Solution
The fourth proportional to 11,346,536.08, 15,656,078.28 and 6,763,283.92 is: 9,332,055.33
Step by Step Solution
- Step 1: Write the proportion equation
11,346,536.08 : 15,656,078.28 = 6,763,283.92 : x - Step 2: Convert to fraction form
11,346,536.08/15,656,078.28 = 6,763,283.92/x - Step 3: Cross multiply
11,346,536.08x = 15,656,078.28 × 6,763,283.92 - Step 4: Simplify right side
11,346,536.08x = 105,886,502,481,385.25 - Step 5: Solve for x
x = 105,886,502,481,385.25/11,346,536.08 - Step 6: Final answer
x = 9,332,055.33
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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.