Finding the Fourth Proportional to 33,694,387.98, 46,498,264.47 and 19,013,165.70
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Solution
The fourth proportional to 33,694,387.98, 46,498,264.47 and 19,013,165.70 is: 26,238,173.78
Step by Step Solution
- Step 1: Write the proportion equation
33,694,387.98 : 46,498,264.47 = 19,013,165.70 : x - Step 2: Convert to fraction form
33,694,387.98/46,498,264.47 = 19,013,165.70/x - Step 3: Cross multiply
33,694,387.98x = 46,498,264.47 × 19,013,165.70 - Step 4: Simplify right side
33,694,387.98x = 884,079,207,130,532.62 - Step 5: Solve for x
x = 884,079,207,130,532.62/33,694,387.98 - Step 6: Final answer
x = 26,238,173.78
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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.