Finding the Fourth Proportional to 6,346,829.16, 9,520,549.92 and 2,086,903.08
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Solution
The fourth proportional to 6,346,829.16, 9,520,549.92 and 2,086,903.08 is: 3,130,455.30
Step by Step Solution
- Step 1: Write the proportion equation
6,346,829.16 : 9,520,549.92 = 2,086,903.08 : x - Step 2: Convert to fraction form
6,346,829.16/9,520,549.92 = 2,086,903.08/x - Step 3: Cross multiply
6,346,829.16x = 9,520,549.92 × 2,086,903.08 - Step 4: Simplify right side
6,346,829.16x = 19,868,464,951,341.75 - Step 5: Solve for x
x = 19,868,464,951,341.75/6,346,829.16 - Step 6: Final answer
x = 3,130,455.30
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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.