Finding the Fourth Proportional to 9,747,585.12, 14,623,620.32 and 3,271,519.68
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Solution
The fourth proportional to 9,747,585.12, 14,623,620.32 and 3,271,519.68 is: 4,908,032.20
Step by Step Solution
- Step 1: Write the proportion equation
9,747,585.12 : 14,623,620.32 = 3,271,519.68 : x - Step 2: Convert to fraction form
9,747,585.12/14,623,620.32 = 3,271,519.68/x - Step 3: Cross multiply
9,747,585.12x = 14,623,620.32 × 3,271,519.68 - Step 4: Simplify right side
9,747,585.12x = 47,841,461,669,727.90 - Step 5: Solve for x
x = 47,841,461,669,727.90/9,747,585.12 - Step 6: Final answer
x = 4,908,032.20
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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.