Finding the Fourth Proportional to 26,247,593.06, 36,221,997.99 and 15,236,893.70
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Solution
The fourth proportional to 26,247,593.06, 36,221,997.99 and 15,236,893.70 is: 21,027,098.82
Step by Step Solution
- Step 1: Write the proportion equation
26,247,593.06 : 36,221,997.99 = 15,236,893.70 : x - Step 2: Convert to fraction form
26,247,593.06/36,221,997.99 = 15,236,893.70/x - Step 3: Cross multiply
26,247,593.06x = 36,221,997.99 × 15,236,893.70 - Step 4: Simplify right side
26,247,593.06x = 551,910,732,975,243.69 - Step 5: Solve for x
x = 551,910,732,975,243.69/26,247,593.06 - Step 6: Final answer
x = 21,027,098.82
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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.