Finding the Fourth Proportional to 35,344,568.88, 48,775,795.68 and 19,874,518.20
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Solution
The fourth proportional to 35,344,568.88, 48,775,795.68 and 19,874,518.20 is: 27,426,998.54
Step by Step Solution
- Step 1: Write the proportion equation
35,344,568.88 : 48,775,795.68 = 19,874,518.20 : x - Step 2: Convert to fraction form
35,344,568.88/48,775,795.68 = 19,874,518.20/x - Step 3: Cross multiply
35,344,568.88x = 48,775,795.68 × 19,874,518.20 - Step 4: Simplify right side
35,344,568.88x = 969,395,438,961,641.38 - Step 5: Solve for x
x = 969,395,438,961,641.38/35,344,568.88 - Step 6: Final answer
x = 27,426,998.54
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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.