Finding the Fourth Proportional to 16,107,829.34, 22,228,808.12 and 8,864,485.34
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Solution
The fourth proportional to 16,107,829.34, 22,228,808.12 and 8,864,485.34 is: 12,232,991.77
Step by Step Solution
- Step 1: Write the proportion equation
16,107,829.34 : 22,228,808.12 = 8,864,485.34 : x - Step 2: Convert to fraction form
16,107,829.34/22,228,808.12 = 8,864,485.34/x - Step 3: Cross multiply
16,107,829.34x = 22,228,808.12 × 8,864,485.34 - Step 4: Simplify right side
16,107,829.34x = 197,046,943,705,412.97 - Step 5: Solve for x
x = 197,046,943,705,412.97/16,107,829.34 - Step 6: Final answer
x = 12,232,991.77
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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.