Finding the Fourth Proportional to 75,551,228.80, 113,326,843.20 and 24,438,414.40
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Solution
The fourth proportional to 75,551,228.80, 113,326,843.20 and 24,438,414.40 is: 36,657,621.60
Step by Step Solution
- Step 1: Write the proportion equation
75,551,228.80 : 113,326,843.20 = 24,438,414.40 : x - Step 2: Convert to fraction form
75,551,228.80/113,326,843.20 = 24,438,414.40/x - Step 3: Cross multiply
75,551,228.80x = 113,326,843.20 × 24,438,414.40 - Step 4: Simplify right side
75,551,228.80x = 2,769,528,356,765,422 - Step 5: Solve for x
x = 2,769,528,356,765,422/75,551,228.80 - Step 6: Final answer
x = 36,657,621.60
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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.