Finding the Fourth Proportional to 5,447,967.58, 7,518,247.50 and 3,000,634.12
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Solution
The fourth proportional to 5,447,967.58, 7,518,247.50 and 3,000,634.12 is: 4,140,903.86
Step by Step Solution
- Step 1: Write the proportion equation
5,447,967.58 : 7,518,247.50 = 3,000,634.12 : x - Step 2: Convert to fraction form
5,447,967.58/7,518,247.50 = 3,000,634.12/x - Step 3: Cross multiply
5,447,967.58x = 7,518,247.50 × 3,000,634.12 - Step 4: Simplify right side
5,447,967.58x = 22,559,509,971,104.70 - Step 5: Solve for x
x = 22,559,509,971,104.70/5,447,967.58 - Step 6: Final answer
x = 4,140,903.86
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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.