Finding the Fourth Proportional to 13,964,753.21, 19,271,057.33 and 8,084,636.67
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Solution
The fourth proportional to 13,964,753.21, 19,271,057.33 and 8,084,636.67 is: 11,156,623.71
Step by Step Solution
- Step 1: Write the proportion equation
13,964,753.21 : 19,271,057.33 = 8,084,636.67 : x - Step 2: Convert to fraction form
13,964,753.21/19,271,057.33 = 8,084,636.67/x - Step 3: Cross multiply
13,964,753.21x = 19,271,057.33 × 8,084,636.67 - Step 4: Simplify right side
13,964,753.21x = 155,799,496,719,367.09 - Step 5: Solve for x
x = 155,799,496,719,367.09/13,964,753.21 - Step 6: Final answer
x = 11,156,623.71
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.