Finding the Fourth Proportional to 26,824,881.63, 37,019,230.79 and 15,066,222.14
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Solution
The fourth proportional to 26,824,881.63, 37,019,230.79 and 15,066,222.14 is: 20,791,888.75
Step by Step Solution
- Step 1: Write the proportion equation
26,824,881.63 : 37,019,230.79 = 15,066,222.14 : x - Step 2: Convert to fraction form
26,824,881.63/37,019,230.79 = 15,066,222.14/x - Step 3: Cross multiply
26,824,881.63x = 37,019,230.79 × 15,066,222.14 - Step 4: Simplify right side
26,824,881.63x = 557,739,954,636,032.12 - Step 5: Solve for x
x = 557,739,954,636,032.12/26,824,881.63 - Step 6: Final answer
x = 20,791,888.75
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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.