Finding the Fourth Proportional to 36,000,682.13, 49,681,073.08 and 19,480,806.87
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Solution
The fourth proportional to 36,000,682.13, 49,681,073.08 and 19,480,806.87 is: 26,883,584.77
Step by Step Solution
- Step 1: Write the proportion equation
36,000,682.13 : 49,681,073.08 = 19,480,806.87 : x - Step 2: Convert to fraction form
36,000,682.13/49,681,073.08 = 19,480,806.87/x - Step 3: Cross multiply
36,000,682.13x = 49,681,073.08 × 19,480,806.87 - Step 4: Simplify right side
36,000,682.13x = 967,827,389,765,836.12 - Step 5: Solve for x
x = 967,827,389,765,836.12/36,000,682.13 - Step 6: Final answer
x = 26,883,584.77
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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.