Finding the Fourth Proportional to 7,358,605.08, 11,037,910.68 and 3,310,364.40
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Solution
The fourth proportional to 7,358,605.08, 11,037,910.68 and 3,310,364.40 is: 4,965,547.98
Step by Step Solution
- Step 1: Write the proportion equation
7,358,605.08 : 11,037,910.68 = 3,310,364.40 : x - Step 2: Convert to fraction form
7,358,605.08/11,037,910.68 = 3,310,364.40/x - Step 3: Cross multiply
7,358,605.08x = 11,037,910.68 × 3,310,364.40 - Step 4: Simplify right side
7,358,605.08x = 36,539,506,565,451.79 - Step 5: Solve for x
x = 36,539,506,565,451.79/7,358,605.08 - Step 6: Final answer
x = 4,965,547.98
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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.