Finding the Fourth Proportional to 52,754,910.18, 72,837,305.46 and 32,938,850.76
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Solution
The fourth proportional to 52,754,910.18, 72,837,305.46 and 32,938,850.76 is: 45,477,797.73
Step by Step Solution
- Step 1: Write the proportion equation
52,754,910.18 : 72,837,305.46 = 32,938,850.76 : x - Step 2: Convert to fraction form
52,754,910.18/72,837,305.46 = 32,938,850.76/x - Step 3: Cross multiply
52,754,910.18x = 72,837,305.46 × 32,938,850.76 - Step 4: Simplify right side
52,754,910.18x = 2,399,177,134,307,473 - Step 5: Solve for x
x = 2,399,177,134,307,473/52,754,910.18 - Step 6: Final answer
x = 45,477,797.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.