Finding the Fourth Proportional to 24,257,280.80, 36,386,504.40 and 7,218,509.60
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Solution
The fourth proportional to 24,257,280.80, 36,386,504.40 and 7,218,509.60 is: 10,827,937.95
Step by Step Solution
- Step 1: Write the proportion equation
24,257,280.80 : 36,386,504.40 = 7,218,509.60 : x - Step 2: Convert to fraction form
24,257,280.80/36,386,504.40 = 7,218,509.60/x - Step 3: Cross multiply
24,257,280.80x = 36,386,504.40 × 7,218,509.60 - Step 4: Simplify right side
24,257,280.80x = 262,656,331,321,842.22 - Step 5: Solve for x
x = 262,656,331,321,842.22/24,257,280.80 - Step 6: Final answer
x = 10,827,937.95
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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.