Finding the Fourth Proportional to 26,565,252.93, 36,647,523.63 and 15,545,242.53
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Solution
The fourth proportional to 26,565,252.93, 36,647,523.63 and 15,545,242.53 is: 21,445,105.17
Step by Step Solution
- Step 1: Write the proportion equation
26,565,252.93 : 36,647,523.63 = 15,545,242.53 : x - Step 2: Convert to fraction form
26,565,252.93/36,647,523.63 = 15,545,242.53/x - Step 3: Cross multiply
26,565,252.93x = 36,647,523.63 × 15,545,242.53 - Step 4: Simplify right side
26,565,252.93x = 569,694,642,952,256 - Step 5: Solve for x
x = 569,694,642,952,256/26,565,252.93 - Step 6: Final answer
x = 21,445,105.17
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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.