Finding the Fourth Proportional to 75,422,625.11, 113,087,637.35 and 29,310,652.70
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Solution
The fourth proportional to 75,422,625.11, 113,087,637.35 and 29,310,652.70 is: 43,947,985.88
Step by Step Solution
- Step 1: Write the proportion equation
75,422,625.11 : 113,087,637.35 = 29,310,652.70 : x - Step 2: Convert to fraction form
75,422,625.11/113,087,637.35 = 29,310,652.70/x - Step 3: Cross multiply
75,422,625.11x = 113,087,637.35 × 29,310,652.70 - Step 4: Simplify right side
75,422,625.11x = 3,314,672,463,029,398 - Step 5: Solve for x
x = 3,314,672,463,029,398/75,422,625.11 - Step 6: Final answer
x = 43,947,985.88
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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.