Finding the Fourth Proportional to 35,969,237.10, 49,637,512.08 and 19,449,322.20
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Solution
The fourth proportional to 35,969,237.10, 49,637,512.08 and 19,449,322.20 is: 26,840,045.65
Step by Step Solution
- Step 1: Write the proportion equation
35,969,237.10 : 49,637,512.08 = 19,449,322.20 : x - Step 2: Convert to fraction form
35,969,237.10/49,637,512.08 = 19,449,322.20/x - Step 3: Cross multiply
35,969,237.10x = 49,637,512.08 × 19,449,322.20 - Step 4: Simplify right side
35,969,237.10x = 965,415,965,650,312.12 - Step 5: Solve for x
x = 965,415,965,650,312.12/35,969,237.10 - Step 6: Final answer
x = 26,840,045.65
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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.