Finding the Fourth Proportional to 7,082,040.64, 10,617,298.16 and 2,221,848.68
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Solution
The fourth proportional to 7,082,040.64, 10,617,298.16 and 2,221,848.68 is: 3,330,965.06
Step by Step Solution
- Step 1: Write the proportion equation
7,082,040.64 : 10,617,298.16 = 2,221,848.68 : x - Step 2: Convert to fraction form
7,082,040.64/10,617,298.16 = 2,221,848.68/x - Step 3: Cross multiply
7,082,040.64x = 10,617,298.16 × 2,221,848.68 - Step 4: Simplify right side
7,082,040.64x = 23,590,029,901,962.43 - Step 5: Solve for x
x = 23,590,029,901,962.43/7,082,040.64 - Step 6: Final answer
x = 3,330,965.06
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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.