Finding the Fourth Proportional to 17,845,768.13, 24,627,307.64 and 9,697,006.13
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Solution
The fourth proportional to 17,845,768.13, 24,627,307.64 and 9,697,006.13 is: 13,381,948.67
Step by Step Solution
- Step 1: Write the proportion equation
17,845,768.13 : 24,627,307.64 = 9,697,006.13 : x - Step 2: Convert to fraction form
17,845,768.13/24,627,307.64 = 9,697,006.13/x - Step 3: Cross multiply
17,845,768.13x = 24,627,307.64 × 9,697,006.13 - Step 4: Simplify right side
17,845,768.13x = 238,811,152,978,854.28 - Step 5: Solve for x
x = 238,811,152,978,854.28/17,845,768.13 - Step 6: Final answer
x = 13,381,948.67
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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.