Finding the Fourth Proportional to 17,845,776.12, 24,627,318.68 and 9,697,014.12
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Solution
The fourth proportional to 17,845,776.12, 24,627,318.68 and 9,697,014.12 is: 13,381,959.71
Step by Step Solution
- Step 1: Write the proportion equation
17,845,776.12 : 24,627,318.68 = 9,697,014.12 : x - Step 2: Convert to fraction form
17,845,776.12/24,627,318.68 = 9,697,014.12/x - Step 3: Cross multiply
17,845,776.12x = 24,627,318.68 × 9,697,014.12 - Step 4: Simplify right side
17,845,776.12x = 238,811,456,977,699.75 - Step 5: Solve for x
x = 238,811,456,977,699.75/17,845,776.12 - Step 6: Final answer
x = 13,381,959.71
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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.