Finding the Fourth Proportional to 53,226,726.99, 73,449,818.25 and 29,703,418.89
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Solution
The fourth proportional to 53,226,726.99, 73,449,818.25 and 29,703,418.89 is: 40,989,007.63
Step by Step Solution
- Step 1: Write the proportion equation
53,226,726.99 : 73,449,818.25 = 29,703,418.89 : x - Step 2: Convert to fraction form
53,226,726.99/73,449,818.25 = 29,703,418.89/x - Step 3: Cross multiply
53,226,726.99x = 73,449,818.25 × 29,703,418.89 - Step 4: Simplify right side
53,226,726.99x = 2,181,710,718,874,116.75 - Step 5: Solve for x
x = 2,181,710,718,874,116.75/53,226,726.99 - Step 6: Final answer
x = 40,989,007.63
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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.