Finding the Fourth Proportional to 14,195,919.84, 21,297,468.96 and 3,960,774.08
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Solution
The fourth proportional to 14,195,919.84, 21,297,468.96 and 3,960,774.08 is: 5,942,162.54
Step by Step Solution
- Step 1: Write the proportion equation
14,195,919.84 : 21,297,468.96 = 3,960,774.08 : x - Step 2: Convert to fraction form
14,195,919.84/21,297,468.96 = 3,960,774.08/x - Step 3: Cross multiply
14,195,919.84x = 21,297,468.96 × 3,960,774.08 - Step 4: Simplify right side
14,195,919.84x = 84,354,463,026,372.56 - Step 5: Solve for x
x = 84,354,463,026,372.56/14,195,919.84 - Step 6: Final answer
x = 5,942,162.54
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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.