Finding the Fourth Proportional to 34,221,320.04, 47,225,433.06 and 18,751,279.08
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Solution
The fourth proportional to 34,221,320.04, 47,225,433.06 and 18,751,279.08 is: 25,876,771.38
Step by Step Solution
- Step 1: Write the proportion equation
34,221,320.04 : 47,225,433.06 = 18,751,279.08 : x - Step 2: Convert to fraction form
34,221,320.04/47,225,433.06 = 18,751,279.08/x - Step 3: Cross multiply
34,221,320.04x = 47,225,433.06 × 18,751,279.08 - Step 4: Simplify right side
34,221,320.04x = 885,537,274,981,918.38 - Step 5: Solve for x
x = 885,537,274,981,918.38/34,221,320.04 - Step 6: Final answer
x = 25,876,771.38
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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.