Finding the Fourth Proportional to 14,876,421.68, 22,304,445.37 and 7,575,749.40
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Solution
The fourth proportional to 14,876,421.68, 22,304,445.37 and 7,575,749.40 is: 11,358,436.35
Step by Step Solution
- Step 1: Write the proportion equation
14,876,421.68 : 22,304,445.37 = 7,575,749.40 : x - Step 2: Convert to fraction form
14,876,421.68/22,304,445.37 = 7,575,749.40/x - Step 3: Cross multiply
14,876,421.68x = 22,304,445.37 × 7,575,749.40 - Step 4: Simplify right side
14,876,421.68x = 168,972,888,747,964.94 - Step 5: Solve for x
x = 168,972,888,747,964.94/14,876,421.68 - Step 6: Final answer
x = 11,358,436.35
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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.