Finding the Fourth Proportional to 34,723,585.20, 47,916,211.86 and 19,253,097.12
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Solution
The fourth proportional to 34,723,585.20, 47,916,211.86 and 19,253,097.12 is: 26,567,978.95
Step by Step Solution
- Step 1: Write the proportion equation
34,723,585.20 : 47,916,211.86 = 19,253,097.12 : x - Step 2: Convert to fraction form
34,723,585.20/47,916,211.86 = 19,253,097.12/x - Step 3: Cross multiply
34,723,585.20x = 47,916,211.86 × 19,253,097.12 - Step 4: Simplify right side
34,723,585.20x = 922,535,480,563,075.88 - Step 5: Solve for x
x = 922,535,480,563,075.88/34,723,585.20 - Step 6: Final answer
x = 26,567,978.95
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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.