Finding the Fourth Proportional to 46,374,108.38, 69,574,625.68 and 18,693,740.84
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Solution
The fourth proportional to 46,374,108.38, 69,574,625.68 and 18,693,740.84 is: 28,046,038.34
Step by Step Solution
- Step 1: Write the proportion equation
46,374,108.38 : 69,574,625.68 = 18,693,740.84 : x - Step 2: Convert to fraction form
46,374,108.38/69,574,625.68 = 18,693,740.84/x - Step 3: Cross multiply
46,374,108.38x = 69,574,625.68 × 18,693,740.84 - Step 4: Simplify right side
46,374,108.38x = 1,300,610,021,501,929 - Step 5: Solve for x
x = 1,300,610,021,501,929/46,374,108.38 - Step 6: Final answer
x = 28,046,038.34
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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.