Finding the Fourth Proportional to 49,564,242.11, 74,338,117.45 and 15,012,428.99
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Solution
The fourth proportional to 49,564,242.11, 74,338,117.45 and 15,012,428.99 is: 22,516,145.95
Step by Step Solution
- Step 1: Write the proportion equation
49,564,242.11 : 74,338,117.45 = 15,012,428.99 : x - Step 2: Convert to fraction form
49,564,242.11/74,338,117.45 = 15,012,428.99/x - Step 3: Cross multiply
49,564,242.11x = 74,338,117.45 × 15,012,428.99 - Step 4: Simplify right side
49,564,242.11x = 1,115,995,709,059,183.25 - Step 5: Solve for x
x = 1,115,995,709,059,183.25/49,564,242.11 - Step 6: Final answer
x = 22,516,145.95
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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.