Finding the Fourth Proportional to 9,485,495.13, 14,219,524.08 and 3,418,742.09
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Solution
The fourth proportional to 9,485,495.13, 14,219,524.08 and 3,418,742.09 is: 5,124,970.79
Step by Step Solution
- Step 1: Write the proportion equation
9,485,495.13 : 14,219,524.08 = 3,418,742.09 : x - Step 2: Convert to fraction form
9,485,495.13/14,219,524.08 = 3,418,742.09/x - Step 3: Cross multiply
9,485,495.13x = 14,219,524.08 × 3,418,742.09 - Step 4: Simplify right side
9,485,495.13x = 48,612,885,507,613.34 - Step 5: Solve for x
x = 48,612,885,507,613.34/9,485,495.13 - Step 6: Final answer
x = 5,124,970.79
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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.