Finding the Fourth Proportional to 11,758,217.10, 17,637,319.14 and 3,671,885.75
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Solution
The fourth proportional to 11,758,217.10, 17,637,319.14 and 3,671,885.75 is: 5,507,826.59
Step by Step Solution
- Step 1: Write the proportion equation
11,758,217.10 : 17,637,319.14 = 3,671,885.75 : x - Step 2: Convert to fraction form
11,758,217.10/17,637,319.14 = 3,671,885.75/x - Step 3: Cross multiply
11,758,217.10x = 17,637,319.14 × 3,671,885.75 - Step 4: Simplify right side
11,758,217.10x = 64,762,220,818,368.26 - Step 5: Solve for x
x = 64,762,220,818,368.26/11,758,217.10 - Step 6: Final answer
x = 5,507,826.59
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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.