Finding the Fourth Proportional to 19,137,925.41, 26,410,974.84 and 10,436,574.12
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Solution
The fourth proportional to 19,137,925.41, 26,410,974.84 and 10,436,574.12 is: 14,402,820.09
Step by Step Solution
- Step 1: Write the proportion equation
19,137,925.41 : 26,410,974.84 = 10,436,574.12 : x - Step 2: Convert to fraction form
19,137,925.41/26,410,974.84 = 10,436,574.12/x - Step 3: Cross multiply
19,137,925.41x = 26,410,974.84 × 10,436,574.12 - Step 4: Simplify right side
19,137,925.41x = 275,640,096,499,115.12 - Step 5: Solve for x
x = 275,640,096,499,115.12/19,137,925.41 - Step 6: Final answer
x = 14,402,820.09
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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.