Finding the Fourth Proportional to 25,709,852.68, 38,544,487.68 and 12,747,065.62
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Solution
The fourth proportional to 25,709,852.68, 38,544,487.68 and 12,747,065.62 is: 19,110,537.89
Step by Step Solution
- Step 1: Write the proportion equation
25,709,852.68 : 38,544,487.68 = 12,747,065.62 : x - Step 2: Convert to fraction form
25,709,852.68/38,544,487.68 = 12,747,065.62/x - Step 3: Cross multiply
25,709,852.68x = 38,544,487.68 × 12,747,065.62 - Step 4: Simplify right side
25,709,852.68x = 491,329,113,746,241.50 - Step 5: Solve for x
x = 491,329,113,746,241.50/25,709,852.68 - Step 6: Final answer
x = 19,110,537.89
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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.