Finding the Fourth Proportional to 18,257,601.66, 27,342,927.27 and 10,565,029.95
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Solution
The fourth proportional to 18,257,601.66, 27,342,927.27 and 10,565,029.95 is: 15,822,387.35
Step by Step Solution
- Step 1: Write the proportion equation
18,257,601.66 : 27,342,927.27 = 10,565,029.95 : x - Step 2: Convert to fraction form
18,257,601.66/27,342,927.27 = 10,565,029.95/x - Step 3: Cross multiply
18,257,601.66x = 27,342,927.27 × 10,565,029.95 - Step 4: Simplify right side
18,257,601.66x = 288,878,845,528,221.69 - Step 5: Solve for x
x = 288,878,845,528,221.69/18,257,601.66 - Step 6: Final answer
x = 15,822,387.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.