Finding the Fourth Proportional to 48,513,945.60, 72,602,956.80 and 44,482,867.20
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Solution
The fourth proportional to 48,513,945.60, 72,602,956.80 and 44,482,867.20 is: 66,570,295.32
Step by Step Solution
- Step 1: Write the proportion equation
48,513,945.60 : 72,602,956.80 = 44,482,867.20 : x - Step 2: Convert to fraction form
48,513,945.60/72,602,956.80 = 44,482,867.20/x - Step 3: Cross multiply
48,513,945.60x = 72,602,956.80 × 44,482,867.20 - Step 4: Simplify right side
48,513,945.60x = 3,229,587,685,661,737 - Step 5: Solve for x
x = 3,229,587,685,661,737/48,513,945.60 - Step 6: Final answer
x = 66,570,295.32
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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.