Finding the Fourth Proportional to 7,686,260.06, 10,607,253.12 and 4,248,722.12
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Solution
The fourth proportional to 7,686,260.06, 10,607,253.12 and 4,248,722.12 is: 5,863,354.95
Step by Step Solution
- Step 1: Write the proportion equation
7,686,260.06 : 10,607,253.12 = 4,248,722.12 : x - Step 2: Convert to fraction form
7,686,260.06/10,607,253.12 = 4,248,722.12/x - Step 3: Cross multiply
7,686,260.06x = 10,607,253.12 × 4,248,722.12 - Step 4: Simplify right side
7,686,260.06x = 45,067,270,963,383.02 - Step 5: Solve for x
x = 45,067,270,963,383.02/7,686,260.06 - Step 6: Final answer
x = 5,863,354.95
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1.5x scale
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.