Finding the Fourth Proportional to 10,209,586.84, 15,316,824.02 and 2,923,148.12
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Solution
The fourth proportional to 10,209,586.84, 15,316,824.02 and 2,923,148.12 is: 4,385,421.86
Step by Step Solution
- Step 1: Write the proportion equation
10,209,586.84 : 15,316,824.02 = 2,923,148.12 : x - Step 2: Convert to fraction form
10,209,586.84/15,316,824.02 = 2,923,148.12/x - Step 3: Cross multiply
10,209,586.84x = 15,316,824.02 × 2,923,148.12 - Step 4: Simplify right side
10,209,586.84x = 44,773,345,338,433.84 - Step 5: Solve for x
x = 44,773,345,338,433.84/10,209,586.84 - Step 6: Final answer
x = 4,385,421.86
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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.