Finding the Fourth Proportional to 19,148,526.26, 26,424,840.71 and 10,888,589.92
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Solution
The fourth proportional to 19,148,526.26, 26,424,840.71 and 10,888,589.92 is: 15,026,182.71
Step by Step Solution
- Step 1: Write the proportion equation
19,148,526.26 : 26,424,840.71 = 10,888,589.92 : x - Step 2: Convert to fraction form
19,148,526.26/26,424,840.71 = 10,888,589.92/x - Step 3: Cross multiply
19,148,526.26x = 26,424,840.71 × 10,888,589.92 - Step 4: Simplify right side
19,148,526.26x = 287,729,254,192,511.62 - Step 5: Solve for x
x = 287,729,254,192,511.62/19,148,526.26 - Step 6: Final answer
x = 15,026,182.71
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1.5x scale
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.