Finding the Fourth Proportional to 36,122,579.60, 49,849,191.99 and 19,602,704.21
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Solution
The fourth proportional to 36,122,579.60, 49,849,191.99 and 19,602,704.21 is: 27,051,749.25
Step by Step Solution
- Step 1: Write the proportion equation
36,122,579.60 : 49,849,191.99 = 19,602,704.21 : x - Step 2: Convert to fraction form
36,122,579.60/49,849,191.99 = 19,602,704.21/x - Step 3: Cross multiply
36,122,579.60x = 49,849,191.99 × 19,602,704.21 - Step 4: Simplify right side
36,122,579.60x = 977,178,965,438,225.25 - Step 5: Solve for x
x = 977,178,965,438,225.25/36,122,579.60 - Step 6: Final answer
x = 27,051,749.25
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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.