Finding the Fourth Proportional to 35,934,019.20, 53,901,028.80 and 27,430,963.20
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Solution
The fourth proportional to 35,934,019.20, 53,901,028.80 and 27,430,963.20 is: 41,146,444.80
Step by Step Solution
- Step 1: Write the proportion equation
35,934,019.20 : 53,901,028.80 = 27,430,963.20 : x - Step 2: Convert to fraction form
35,934,019.20/53,901,028.80 = 27,430,963.20/x - Step 3: Cross multiply
35,934,019.20x = 53,901,028.80 × 27,430,963.20 - Step 4: Simplify right side
35,934,019.20x = 1,478,557,137,454,940 - Step 5: Solve for x
x = 1,478,557,137,454,940/35,934,019.20 - Step 6: Final answer
x = 41,146,444.80
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1.5x scale
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.