Finding the Fourth Proportional to 36,712,839.74, 55,075,533.42 and 15,135,646.24
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Solution
The fourth proportional to 36,712,839.74, 55,075,533.42 and 15,135,646.24 is: 22,706,055.87
Step by Step Solution
- Step 1: Write the proportion equation
36,712,839.74 : 55,075,533.42 = 15,135,646.24 : x - Step 2: Convert to fraction form
36,712,839.74/55,075,533.42 = 15,135,646.24/x - Step 3: Cross multiply
36,712,839.74x = 55,075,533.42 × 15,135,646.24 - Step 4: Simplify right side
36,712,839.74x = 833,603,790,324,417.38 - Step 5: Solve for x
x = 833,603,790,324,417.38/36,712,839.74 - Step 6: Final answer
x = 22,706,055.87
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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.