Finding the Fourth Proportional to 35,480,713.20, 48,963,292.07 and 19,799,573.18
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Solution
The fourth proportional to 35,480,713.20, 48,963,292.07 and 19,799,573.18 is: 27,323,359.56
Step by Step Solution
- Step 1: Write the proportion equation
35,480,713.20 : 48,963,292.07 = 19,799,573.18 : x - Step 2: Convert to fraction form
35,480,713.20/48,963,292.07 = 19,799,573.18/x - Step 3: Cross multiply
35,480,713.20x = 48,963,292.07 × 19,799,573.18 - Step 4: Simplify right side
35,480,713.20x = 969,452,284,129,864.38 - Step 5: Solve for x
x = 969,452,284,129,864.38/35,480,713.20 - Step 6: Final answer
x = 27,323,359.56
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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.