Finding the Fourth Proportional to 48,669,010.86, 67,163,229.55 and 26,341,993.08
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Solution
The fourth proportional to 48,669,010.86, 67,163,229.55 and 26,341,993.08 is: 36,351,947.52
Step by Step Solution
- Step 1: Write the proportion equation
48,669,010.86 : 67,163,229.55 = 26,341,993.08 : x - Step 2: Convert to fraction form
48,669,010.86/67,163,229.55 = 26,341,993.08/x - Step 3: Cross multiply
48,669,010.86x = 67,163,229.55 × 26,341,993.08 - Step 4: Simplify right side
48,669,010.86x = 1,769,213,328,270,314.50 - Step 5: Solve for x
x = 1,769,213,328,270,314.50/48,669,010.86 - Step 6: Final answer
x = 36,351,947.52
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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.