Finding the Fourth Proportional to 13,313,628.74, 19,971,579.15 and 4,676,974.38
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Solution
The fourth proportional to 13,313,628.74, 19,971,579.15 and 4,676,974.38 is: 7,015,860.65
Step by Step Solution
- Step 1: Write the proportion equation
13,313,628.74 : 19,971,579.15 = 4,676,974.38 : x - Step 2: Convert to fraction form
13,313,628.74/19,971,579.15 = 4,676,974.38/x - Step 3: Cross multiply
13,313,628.74x = 19,971,579.15 × 4,676,974.38 - Step 4: Simplify right side
13,313,628.74x = 93,406,564,012,692.17 - Step 5: Solve for x
x = 93,406,564,012,692.17/13,313,628.74 - Step 6: Final answer
x = 7,015,860.65
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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.