Finding the Fourth Proportional to 35,539,213.13, 53,308,819.69 and 8,612,869.13
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Solution
The fourth proportional to 35,539,213.13, 53,308,819.69 and 8,612,869.13 is: 12,919,303.69
Step by Step Solution
- Step 1: Write the proportion equation
35,539,213.13 : 53,308,819.69 = 8,612,869.13 : x - Step 2: Convert to fraction form
35,539,213.13/53,308,819.69 = 8,612,869.13/x - Step 3: Cross multiply
35,539,213.13x = 53,308,819.69 × 8,612,869.13 - Step 4: Simplify right side
35,539,213.13x = 459,141,887,464,737.19 - Step 5: Solve for x
x = 459,141,887,464,737.19/35,539,213.13 - Step 6: Final answer
x = 12,919,303.69
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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.