Finding the Fourth Proportional to 49,207,872.90, 73,811,809.35 and 26,249,621.70
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Solution
The fourth proportional to 49,207,872.90, 73,811,809.35 and 26,249,621.70 is: 39,374,432.55
Step by Step Solution
- Step 1: Write the proportion equation
49,207,872.90 : 73,811,809.35 = 26,249,621.70 : x - Step 2: Convert to fraction form
49,207,872.90/73,811,809.35 = 26,249,621.70/x - Step 3: Cross multiply
49,207,872.90x = 73,811,809.35 × 26,249,621.70 - Step 4: Simplify right side
49,207,872.90x = 1,937,532,072,430,022.75 - Step 5: Solve for x
x = 1,937,532,072,430,022.75/49,207,872.90 - Step 6: Final answer
x = 39,374,432.55
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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.