Finding the Fourth Proportional to 19,810,634.01, 29,717,987.13 and 6,856,763.47
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Solution
The fourth proportional to 19,810,634.01, 29,717,987.13 and 6,856,763.47 is: 10,285,849.94
Step by Step Solution
- Step 1: Write the proportion equation
19,810,634.01 : 29,717,987.13 = 6,856,763.47 : x - Step 2: Convert to fraction form
19,810,634.01/29,717,987.13 = 6,856,763.47/x - Step 3: Cross multiply
19,810,634.01x = 29,717,987.13 × 6,856,763.47 - Step 4: Simplify right side
19,810,634.01x = 203,769,208,554,914.12 - Step 5: Solve for x
x = 203,769,208,554,914.12/19,810,634.01 - Step 6: Final answer
x = 10,285,849.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.