Finding the Fourth Proportional to 26,266,445.81, 36,248,268.80 and 14,505,690.21
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Solution
The fourth proportional to 26,266,445.81, 36,248,268.80 and 14,505,690.21 is: 20,018,169.25
Step by Step Solution
- Step 1: Write the proportion equation
26,266,445.81 : 36,248,268.80 = 14,505,690.21 : x - Step 2: Convert to fraction form
26,266,445.81/36,248,268.80 = 14,505,690.21/x - Step 3: Cross multiply
26,266,445.81x = 36,248,268.80 × 14,505,690.21 - Step 4: Simplify right side
26,266,445.81x = 525,806,157,789,080.06 - Step 5: Solve for x
x = 525,806,157,789,080.06/26,266,445.81 - Step 6: Final answer
x = 20,018,169.25
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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.