Finding the Fourth Proportional to 35,948,864.70, 53,917,981.77 and 13,224,447.54
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Solution
The fourth proportional to 35,948,864.70, 53,917,981.77 and 13,224,447.54 is: 19,834,715.99
Step by Step Solution
- Step 1: Write the proportion equation
35,948,864.70 : 53,917,981.77 = 13,224,447.54 : x - Step 2: Convert to fraction form
35,948,864.70/53,917,981.77 = 13,224,447.54/x - Step 3: Cross multiply
35,948,864.70x = 53,917,981.77 × 13,224,447.54 - Step 4: Simplify right side
35,948,864.70x = 713,035,521,380,041.38 - Step 5: Solve for x
x = 713,035,521,380,041.38/35,948,864.70 - Step 6: Final answer
x = 19,834,715.99
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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.