Finding the Fourth Proportional to 36,135,139.00, 49,866,555.09 and 19,615,274.76
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Solution
The fourth proportional to 36,135,139.00, 49,866,555.09 and 19,615,274.76 is: 27,069,113.51
Step by Step Solution
- Step 1: Write the proportion equation
36,135,139.00 : 49,866,555.09 = 19,615,274.76 : x - Step 2: Convert to fraction form
36,135,139.00/49,866,555.09 = 19,615,274.76/x - Step 3: Cross multiply
36,135,139.00x = 49,866,555.09 × 19,615,274.76 - Step 4: Simplify right side
36,135,139.00x = 978,146,179,490,200.50 - Step 5: Solve for x
x = 978,146,179,490,200.50/36,135,139.00 - Step 6: Final answer
x = 27,069,113.51
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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.