Finding the Fourth Proportional to 36,125,369.62, 49,853,036.08 and 19,605,489.91
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Solution
The fourth proportional to 36,125,369.62, 49,853,036.08 and 19,605,489.91 is: 27,055,590.19
Step by Step Solution
- Step 1: Write the proportion equation
36,125,369.62 : 49,853,036.08 = 19,605,489.91 : x - Step 2: Convert to fraction form
36,125,369.62/49,853,036.08 = 19,605,489.91/x - Step 3: Cross multiply
36,125,369.62x = 49,853,036.08 × 19,605,489.91 - Step 4: Simplify right side
36,125,369.62x = 977,393,195,849,305.88 - Step 5: Solve for x
x = 977,393,195,849,305.88/36,125,369.62 - Step 6: Final answer
x = 27,055,590.19
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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.