Finding the Fourth Proportional to 16,185,280.24, 22,335,426.12 and 8,842,955.68
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Solution
The fourth proportional to 16,185,280.24, 22,335,426.12 and 8,842,955.68 is: 12,203,136.45
Step by Step Solution
- Step 1: Write the proportion equation
16,185,280.24 : 22,335,426.12 = 8,842,955.68 : x - Step 2: Convert to fraction form
16,185,280.24/22,335,426.12 = 8,842,955.68/x - Step 3: Cross multiply
16,185,280.24x = 22,335,426.12 × 8,842,955.68 - Step 4: Simplify right side
16,185,280.24x = 197,511,183,273,074.38 - Step 5: Solve for x
x = 197,511,183,273,074.38/16,185,280.24 - Step 6: Final answer
x = 12,203,136.45
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1.5x scale
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.