Finding the Fourth Proportional to 14,437,932.48, 19,924,341.12 and 7,999,404.48
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Solution
The fourth proportional to 14,437,932.48, 19,924,341.12 and 7,999,404.48 is: 11,039,175.02
Step by Step Solution
- Step 1: Write the proportion equation
14,437,932.48 : 19,924,341.12 = 7,999,404.48 : x - Step 2: Convert to fraction form
14,437,932.48/19,924,341.12 = 7,999,404.48/x - Step 3: Cross multiply
14,437,932.48x = 19,924,341.12 × 7,999,404.48 - Step 4: Simplify right side
14,437,932.48x = 159,382,863,616,376.25 - Step 5: Solve for x
x = 159,382,863,616,376.25/14,437,932.48 - Step 6: Final answer
x = 11,039,175.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.