Finding the Fourth Proportional to 19,344,572.26, 26,695,508.60 and 10,642,557.98
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Solution
The fourth proportional to 19,344,572.26, 26,695,508.60 and 10,642,557.98 is: 14,686,729.40
Step by Step Solution
- Step 1: Write the proportion equation
19,344,572.26 : 26,695,508.60 = 10,642,557.98 : x - Step 2: Convert to fraction form
19,344,572.26/26,695,508.60 = 10,642,557.98/x - Step 3: Cross multiply
19,344,572.26x = 26,695,508.60 × 10,642,557.98 - Step 4: Simplify right side
19,344,572.26x = 284,108,498,174,433.81 - Step 5: Solve for x
x = 284,108,498,174,433.81/19,344,572.26 - Step 6: Final answer
x = 14,686,729.40
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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.