Finding the Fourth Proportional to 26,675,954.24, 39,904,320.96 and 21,295,114.56
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Solution
The fourth proportional to 26,675,954.24, 39,904,320.96 and 21,295,114.56 is: 31,855,171.09
Step by Step Solution
- Step 1: Write the proportion equation
26,675,954.24 : 39,904,320.96 = 21,295,114.56 : x - Step 2: Convert to fraction form
26,675,954.24/39,904,320.96 = 21,295,114.56/x - Step 3: Cross multiply
26,675,954.24x = 39,904,320.96 × 21,295,114.56 - Step 4: Simplify right side
26,675,954.24x = 849,767,086,282,209.12 - Step 5: Solve for x
x = 849,767,086,282,209.12/26,675,954.24 - Step 6: Final answer
x = 31,855,171.09
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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.