Finding the Fourth Proportional to 35,975,858.87, 49,646,833.80 and 19,455,983.08
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Solution
The fourth proportional to 35,975,858.87, 49,646,833.80 and 19,455,983.08 is: 26,849,336.99
Step by Step Solution
- Step 1: Write the proportion equation
35,975,858.87 : 49,646,833.80 = 19,455,983.08 : x - Step 2: Convert to fraction form
35,975,858.87/49,646,833.80 = 19,455,983.08/x - Step 3: Cross multiply
35,975,858.87x = 49,646,833.80 × 19,455,983.08 - Step 4: Simplify right side
35,975,858.87x = 965,927,958,388,372 - Step 5: Solve for x
x = 965,927,958,388,372/35,975,858.87 - Step 6: Final answer
x = 26,849,336.99
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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.