Finding the Fourth Proportional to 81,955,531.04, 113,105,079.99 and 46,674,828.00
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Solution
The fourth proportional to 81,955,531.04, 113,105,079.99 and 46,674,828.00 is: 64,414,934.39
Step by Step Solution
- Step 1: Write the proportion equation
81,955,531.04 : 113,105,079.99 = 46,674,828.00 : x - Step 2: Convert to fraction form
81,955,531.04/113,105,079.99 = 46,674,828.00/x - Step 3: Cross multiply
81,955,531.04x = 113,105,079.99 × 46,674,828.00 - Step 4: Simplify right side
81,955,531.04x = 5,279,160,154,625,567 - Step 5: Solve for x
x = 5,279,160,154,625,567/81,955,531.04 - Step 6: Final answer
x = 64,414,934.39
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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.