Finding the Fourth Proportional to 53,281,108.20, 79,872,673.50 and 19,194,117.96
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Solution
The fourth proportional to 53,281,108.20, 79,872,673.50 and 19,194,117.96 is: 28,773,529.09
Step by Step Solution
- Step 1: Write the proportion equation
53,281,108.20 : 79,872,673.50 = 19,194,117.96 : x - Step 2: Convert to fraction form
53,281,108.20/79,872,673.50 = 19,194,117.96/x - Step 3: Cross multiply
53,281,108.20x = 79,872,673.50 × 19,194,117.96 - Step 4: Simplify right side
53,281,108.20x = 1,533,085,516,939,566.25 - Step 5: Solve for x
x = 1,533,085,516,939,566.25/53,281,108.20 - Step 6: Final answer
x = 28,773,529.09
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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.