Finding the Fourth Proportional to 14,005,349.12, 19,327,363.08 and 7,566,821.12
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Solution
The fourth proportional to 14,005,349.12, 19,327,363.08 and 7,566,821.12 is: 10,442,203.04
Step by Step Solution
- Step 1: Write the proportion equation
14,005,349.12 : 19,327,363.08 = 7,566,821.12 : x - Step 2: Convert to fraction form
14,005,349.12/19,327,363.08 = 7,566,821.12/x - Step 3: Cross multiply
14,005,349.12x = 19,327,363.08 × 7,566,821.12 - Step 4: Simplify right side
14,005,349.12x = 146,246,699,147,652.25 - Step 5: Solve for x
x = 146,246,699,147,652.25/14,005,349.12 - Step 6: Final answer
x = 10,442,203.04
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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.