Finding the Fourth Proportional to 6,475,638.96, 9,711,767.16 and 1,925,462.52
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Solution
The fourth proportional to 6,475,638.96, 9,711,767.16 and 1,925,462.52 is: 2,887,690.90
Step by Step Solution
- Step 1: Write the proportion equation
6,475,638.96 : 9,711,767.16 = 1,925,462.52 : x - Step 2: Convert to fraction form
6,475,638.96/9,711,767.16 = 1,925,462.52/x - Step 3: Cross multiply
6,475,638.96x = 9,711,767.16 × 1,925,462.52 - Step 4: Simplify right side
6,475,638.96x = 18,699,643,669,546.84 - Step 5: Solve for x
x = 18,699,643,669,546.84/6,475,638.96 - Step 6: Final answer
x = 2,887,690.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.