Finding the Fourth Proportional to 9,076,693.02, 12,520,970.73 and 5,809,992.99
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Solution
The fourth proportional to 9,076,693.02, 12,520,970.73 and 5,809,992.99 is: 8,014,675.83
Step by Step Solution
- Step 1: Write the proportion equation
9,076,693.02 : 12,520,970.73 = 5,809,992.99 : x - Step 2: Convert to fraction form
9,076,693.02/12,520,970.73 = 5,809,992.99/x - Step 3: Cross multiply
9,076,693.02x = 12,520,970.73 × 5,809,992.99 - Step 4: Simplify right side
9,076,693.02x = 72,746,752,169,295.19 - Step 5: Solve for x
x = 72,746,752,169,295.19/9,076,693.02 - Step 6: Final answer
x = 8,014,675.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.