Finding the Fourth Proportional to 35,090,340.62, 48,421,420.33 and 19,409,027.69
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Solution
The fourth proportional to 35,090,340.62, 48,421,420.33 and 19,409,027.69 is: 26,782,660.74
Step by Step Solution
- Step 1: Write the proportion equation
35,090,340.62 : 48,421,420.33 = 19,409,027.69 : x - Step 2: Convert to fraction form
35,090,340.62/48,421,420.33 = 19,409,027.69/x - Step 3: Cross multiply
35,090,340.62x = 48,421,420.33 × 19,409,027.69 - Step 4: Simplify right side
35,090,340.62x = 939,812,687,974,099 - Step 5: Solve for x
x = 939,812,687,974,099/35,090,340.62 - Step 6: Final answer
x = 26,782,660.74
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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.