Finding the Fourth Proportional to 39,018,238.05, 53,834,174.46 and 22,497,064.14
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Solution
The fourth proportional to 39,018,238.05, 53,834,174.46 and 22,497,064.14 is: 31,039,609.58
Step by Step Solution
- Step 1: Write the proportion equation
39,018,238.05 : 53,834,174.46 = 22,497,064.14 : x - Step 2: Convert to fraction form
39,018,238.05/53,834,174.46 = 22,497,064.14/x - Step 3: Cross multiply
39,018,238.05x = 53,834,174.46 × 22,497,064.14 - Step 4: Simplify right side
39,018,238.05x = 1,211,110,875,750,570 - Step 5: Solve for x
x = 1,211,110,875,750,570/39,018,238.05 - Step 6: Final answer
x = 31,039,609.58
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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.