Finding the Fourth Proportional to 19,503,497.19, 26,916,340.74 and 10,802,479.44
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Solution
The fourth proportional to 19,503,497.19, 26,916,340.74 and 10,802,479.44 is: 14,908,260.53
Step by Step Solution
- Step 1: Write the proportion equation
19,503,497.19 : 26,916,340.74 = 10,802,479.44 : x - Step 2: Convert to fraction form
19,503,497.19/26,916,340.74 = 10,802,479.44/x - Step 3: Cross multiply
19,503,497.19x = 26,916,340.74 × 10,802,479.44 - Step 4: Simplify right side
19,503,497.19x = 290,763,217,443,884.38 - Step 5: Solve for x
x = 290,763,217,443,884.38/19,503,497.19 - Step 6: Final answer
x = 14,908,260.53
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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.