Finding the Fourth Proportional to 9,713,486.08, 14,567,690.40 and 2,888,221.18
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Solution
The fourth proportional to 9,713,486.08, 14,567,690.40 and 2,888,221.18 is: 4,331,576.90
Step by Step Solution
- Step 1: Write the proportion equation
9,713,486.08 : 14,567,690.40 = 2,888,221.18 : x - Step 2: Convert to fraction form
9,713,486.08/14,567,690.40 = 2,888,221.18/x - Step 3: Cross multiply
9,713,486.08x = 14,567,690.40 × 2,888,221.18 - Step 4: Simplify right side
9,713,486.08x = 42,074,711,956,962.67 - Step 5: Solve for x
x = 42,074,711,956,962.67/9,713,486.08 - Step 6: Final answer
x = 4,331,576.90
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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.