Finding the Fourth Proportional to 10,206,121.79, 15,312,173.40 and 3,017,842.80
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Solution
The fourth proportional to 10,206,121.79, 15,312,173.40 and 3,017,842.80 is: 4,527,648.53
Step by Step Solution
- Step 1: Write the proportion equation
10,206,121.79 : 15,312,173.40 = 3,017,842.80 : x - Step 2: Convert to fraction form
10,206,121.79/15,312,173.40 = 3,017,842.80/x - Step 3: Cross multiply
10,206,121.79x = 15,312,173.40 × 3,017,842.80 - Step 4: Simplify right side
10,206,121.79x = 46,209,732,247,541.52 - Step 5: Solve for x
x = 46,209,732,247,541.52/10,206,121.79 - Step 6: Final answer
x = 4,527,648.53
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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.