Finding the Fourth Proportional to 19,062,772.15, 26,306,891.91 and 10,360,942.15
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Solution
The fourth proportional to 19,062,772.15, 26,306,891.91 and 10,360,942.15 is: 14,298,244.93
Step by Step Solution
- Step 1: Write the proportion equation
19,062,772.15 : 26,306,891.91 = 10,360,942.15 : x - Step 2: Convert to fraction form
19,062,772.15/26,306,891.91 = 10,360,942.15/x - Step 3: Cross multiply
19,062,772.15x = 26,306,891.91 × 10,360,942.15 - Step 4: Simplify right side
19,062,772.15x = 272,564,185,225,813.03 - Step 5: Solve for x
x = 272,564,185,225,813.03/19,062,772.15 - Step 6: Final answer
x = 14,298,244.93
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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.