Finding the Fourth Proportional to 14,291,618.64, 19,722,194.52 and 7,765,348.08
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Solution
The fourth proportional to 14,291,618.64, 19,722,194.52 and 7,765,348.08 is: 10,716,050.38
Step by Step Solution
- Step 1: Write the proportion equation
14,291,618.64 : 19,722,194.52 = 7,765,348.08 : x - Step 2: Convert to fraction form
14,291,618.64/19,722,194.52 = 7,765,348.08/x - Step 3: Cross multiply
14,291,618.64x = 19,722,194.52 × 7,765,348.08 - Step 4: Simplify right side
14,291,618.64x = 153,149,705,349,268.53 - Step 5: Solve for x
x = 153,149,705,349,268.53/14,291,618.64 - Step 6: Final answer
x = 10,716,050.38
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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.