Finding the Fourth Proportional to 7,774,013.04, 11,645,407.38 and 3,871,714.80
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Solution
The fourth proportional to 7,774,013.04, 11,645,407.38 and 3,871,714.80 is: 5,799,796.82
Step by Step Solution
- Step 1: Write the proportion equation
7,774,013.04 : 11,645,407.38 = 3,871,714.80 : x - Step 2: Convert to fraction form
7,774,013.04/11,645,407.38 = 3,871,714.80/x - Step 3: Cross multiply
7,774,013.04x = 11,645,407.38 × 3,871,714.80 - Step 4: Simplify right side
7,774,013.04x = 45,087,696,105,175.23 - Step 5: Solve for x
x = 45,087,696,105,175.23/7,774,013.04 - Step 6: Final answer
x = 5,799,796.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.