Finding the Fourth Proportional to 35,975,862.36, 49,646,838.64 and 19,455,986.58
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Solution
The fourth proportional to 35,975,862.36, 49,646,838.64 and 19,455,986.58 is: 26,849,341.84
Step by Step Solution
- Step 1: Write the proportion equation
35,975,862.36 : 49,646,838.64 = 19,455,986.58 : x - Step 2: Convert to fraction form
35,975,862.36/49,646,838.64 = 19,455,986.58/x - Step 3: Cross multiply
35,975,862.36x = 49,646,838.64 × 19,455,986.58 - Step 4: Simplify right side
35,975,862.36x = 965,928,226,319,265.38 - Step 5: Solve for x
x = 965,928,226,319,265.38/35,975,862.36 - Step 6: Final answer
x = 26,849,341.84
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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.