Finding the Fourth Proportional to 12,230,502.56, 16,878,282.36 and 6,724,116.08
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Solution
The fourth proportional to 12,230,502.56, 16,878,282.36 and 6,724,116.08 is: 9,279,384.00
Step by Step Solution
- Step 1: Write the proportion equation
12,230,502.56 : 16,878,282.36 = 6,724,116.08 : x - Step 2: Convert to fraction form
12,230,502.56/16,878,282.36 = 6,724,116.08/x - Step 3: Cross multiply
12,230,502.56x = 16,878,282.36 × 6,724,116.08 - Step 4: Simplify right side
12,230,502.56x = 113,491,529,819,656.34 - Step 5: Solve for x
x = 113,491,529,819,656.34/12,230,502.56 - Step 6: Final answer
x = 9,279,384.00
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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.