Finding the Fourth Proportional to 27,584,673.93, 38,066,847.36 and 15,988,963.50
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Solution
The fourth proportional to 27,584,673.93, 38,066,847.36 and 15,988,963.50 is: 22,064,768.09
Step by Step Solution
- Step 1: Write the proportion equation
27,584,673.93 : 38,066,847.36 = 15,988,963.50 : x - Step 2: Convert to fraction form
27,584,673.93/38,066,847.36 = 15,988,963.50/x - Step 3: Cross multiply
27,584,673.93x = 38,066,847.36 × 15,988,963.50 - Step 4: Simplify right side
27,584,673.93x = 608,649,432,999,111.38 - Step 5: Solve for x
x = 608,649,432,999,111.38/27,584,673.93 - Step 6: Final answer
x = 22,064,768.09
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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.