Finding the Fourth Proportional to 28,177,727.04, 42,237,093.74 and 11,792,399.95
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Solution
The fourth proportional to 28,177,727.04, 42,237,093.74 and 11,792,399.95 is: 17,676,255.48
Step by Step Solution
- Step 1: Write the proportion equation
28,177,727.04 : 42,237,093.74 = 11,792,399.95 : x - Step 2: Convert to fraction form
28,177,727.04/42,237,093.74 = 11,792,399.95/x - Step 3: Cross multiply
28,177,727.04x = 42,237,093.74 × 11,792,399.95 - Step 4: Simplify right side
28,177,727.04x = 498,076,702,010,420.75 - Step 5: Solve for x
x = 498,076,702,010,420.75/28,177,727.04 - Step 6: Final answer
x = 17,676,255.48
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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.