Finding the Fourth Proportional to 73,382,579.20, 101,268,024.45 and 40,343,390.46
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Solution
The fourth proportional to 73,382,579.20, 101,268,024.45 and 40,343,390.46 is: 55,673,914.65
Step by Step Solution
- Step 1: Write the proportion equation
73,382,579.20 : 101,268,024.45 = 40,343,390.46 : x - Step 2: Convert to fraction form
73,382,579.20/101,268,024.45 = 40,343,390.46/x - Step 3: Cross multiply
73,382,579.20x = 101,268,024.45 × 40,343,390.46 - Step 4: Simplify right side
73,382,579.20x = 4,085,495,451,499,177 - Step 5: Solve for x
x = 4,085,495,451,499,177/73,382,579.20 - Step 6: Final answer
x = 55,673,914.65
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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.