Finding the Fourth Proportional to 45,523,271.70, 68,284,907.55 and 40,740,302.70
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Solution
The fourth proportional to 45,523,271.70, 68,284,907.55 and 40,740,302.70 is: 61,110,454.05
Step by Step Solution
- Step 1: Write the proportion equation
45,523,271.70 : 68,284,907.55 = 40,740,302.70 : x - Step 2: Convert to fraction form
45,523,271.70/68,284,907.55 = 40,740,302.70/x - Step 3: Cross multiply
45,523,271.70x = 68,284,907.55 × 40,740,302.70 - Step 4: Simplify right side
45,523,271.70x = 2,781,947,803,428,515.50 - Step 5: Solve for x
x = 2,781,947,803,428,515.50/45,523,271.70 - Step 6: Final answer
x = 61,110,454.05
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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.