Finding the Fourth Proportional to 57,580,894.29, 86,371,341.72 and 19,242,408.36
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Solution
The fourth proportional to 57,580,894.29, 86,371,341.72 and 19,242,408.36 is: 28,863,612.64
Step by Step Solution
- Step 1: Write the proportion equation
57,580,894.29 : 86,371,341.72 = 19,242,408.36 : x - Step 2: Convert to fraction form
57,580,894.29/86,371,341.72 = 19,242,408.36/x - Step 3: Cross multiply
57,580,894.29x = 86,371,341.72 × 19,242,408.36 - Step 4: Simplify right side
57,580,894.29x = 1,661,992,627,977,344.75 - Step 5: Solve for x
x = 1,661,992,627,977,344.75/57,580,894.29 - Step 6: Final answer
x = 28,863,612.64
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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.