Finding the Fourth Proportional to 19,484,402.07, 26,888,546.14 and 10,543,512.38
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Solution
The fourth proportional to 19,484,402.07, 26,888,546.14 and 10,543,512.38 is: 14,550,085.66
Step by Step Solution
- Step 1: Write the proportion equation
19,484,402.07 : 26,888,546.14 = 10,543,512.38 : x - Step 2: Convert to fraction form
19,484,402.07/26,888,546.14 = 10,543,512.38/x - Step 3: Cross multiply
19,484,402.07x = 26,888,546.14 × 10,543,512.38 - Step 4: Simplify right side
19,484,402.07x = 283,499,719,107,291.25 - Step 5: Solve for x
x = 283,499,719,107,291.25/19,484,402.07 - Step 6: Final answer
x = 14,550,085.66
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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.