Finding the Fourth Proportional to 39,495,791.76, 59,222,386.16 and 17,918,620.08
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Solution
The fourth proportional to 39,495,791.76, 59,222,386.16 and 17,918,620.08 is: 26,868,265.97
Step by Step Solution
- Step 1: Write the proportion equation
39,495,791.76 : 59,222,386.16 = 17,918,620.08 : x - Step 2: Convert to fraction form
39,495,791.76/59,222,386.16 = 17,918,620.08/x - Step 3: Cross multiply
39,495,791.76x = 59,222,386.16 × 17,918,620.08 - Step 4: Simplify right side
39,495,791.76x = 1,061,183,437,832,089.88 - Step 5: Solve for x
x = 1,061,183,437,832,089.88/39,495,791.76 - Step 6: Final answer
x = 26,868,265.97
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.