Finding the Fourth Proportional to 19,894,443.48, 29,841,663.58 and 5,517,511.09
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Solution
The fourth proportional to 19,894,443.48, 29,841,663.58 and 5,517,511.09 is: 8,276,266.18
Step by Step Solution
- Step 1: Write the proportion equation
19,894,443.48 : 29,841,663.58 = 5,517,511.09 : x - Step 2: Convert to fraction form
19,894,443.48/29,841,663.58 = 5,517,511.09/x - Step 3: Cross multiply
19,894,443.48x = 29,841,663.58 × 5,517,511.09 - Step 4: Simplify right side
19,894,443.48x = 164,651,709,658,301.19 - Step 5: Solve for x
x = 164,651,709,658,301.19/19,894,443.48 - Step 6: Final answer
x = 8,276,266.18
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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.