Finding the Fourth Proportional to 26,255,511.81, 36,242,536.23 and 19,747,933.74
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Solution
The fourth proportional to 26,255,511.81, 36,242,536.23 and 19,747,933.74 is: 27,259,617.30
Step by Step Solution
- Step 1: Write the proportion equation
26,255,511.81 : 36,242,536.23 = 19,747,933.74 : x - Step 2: Convert to fraction form
26,255,511.81/36,242,536.23 = 19,747,933.74/x - Step 3: Cross multiply
26,255,511.81x = 36,242,536.23 × 19,747,933.74 - Step 4: Simplify right side
26,255,511.81x = 715,715,204,039,589.25 - Step 5: Solve for x
x = 715,715,204,039,589.25/26,255,511.81 - Step 6: Final answer
x = 27,259,617.30
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1.5x scale
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.