Finding the Fourth Proportional to 49,888,971.70, 74,875,447.95 and 24,351,810.10
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Solution
The fourth proportional to 49,888,971.70, 74,875,447.95 and 24,351,810.10 is: 36,548,211.51
Step by Step Solution
- Step 1: Write the proportion equation
49,888,971.70 : 74,875,447.95 = 24,351,810.10 : x - Step 2: Convert to fraction form
49,888,971.70/74,875,447.95 = 24,351,810.10/x - Step 3: Cross multiply
49,888,971.70x = 74,875,447.95 × 24,351,810.10 - Step 4: Simplify right side
49,888,971.70x = 1,823,352,689,630,834.50 - Step 5: Solve for x
x = 1,823,352,689,630,834.50/49,888,971.70 - Step 6: Final answer
x = 36,548,211.51
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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.