Finding the Fourth Proportional to 87,933,135.04, 121,362,280.35 and 48,787,523.14
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Solution
The fourth proportional to 87,933,135.04, 121,362,280.35 and 48,787,523.14 is: 67,334,856.86
Step by Step Solution
- Step 1: Write the proportion equation
87,933,135.04 : 121,362,280.35 = 48,787,523.14 : x - Step 2: Convert to fraction form
87,933,135.04/121,362,280.35 = 48,787,523.14/x - Step 3: Cross multiply
87,933,135.04x = 121,362,280.35 × 48,787,523.14 - Step 4: Simplify right side
87,933,135.04x = 5,920,965,060,898,792 - Step 5: Solve for x
x = 5,920,965,060,898,792/87,933,135.04 - Step 6: Final answer
x = 67,334,856.86
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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.