Finding the Fourth Proportional to 66,447,621.20, 99,690,094.20 and 32,370,078.80
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Solution
The fourth proportional to 66,447,621.20, 99,690,094.20 and 32,370,078.80 is: 48,564,209.62
Step by Step Solution
- Step 1: Write the proportion equation
66,447,621.20 : 99,690,094.20 = 32,370,078.80 : x - Step 2: Convert to fraction form
66,447,621.20/99,690,094.20 = 32,370,078.80/x - Step 3: Cross multiply
66,447,621.20x = 99,690,094.20 × 32,370,078.80 - Step 4: Simplify right side
66,447,621.20x = 3,226,976,204,833,423 - Step 5: Solve for x
x = 3,226,976,204,833,423/66,447,621.20 - Step 6: Final answer
x = 48,564,209.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.