Finding the Fourth Proportional to 62,415,816.20, 93,497,753.10 and 35,457,979.40
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Solution
The fourth proportional to 62,415,816.20, 93,497,753.10 and 35,457,979.40 is: 53,115,405.76
Step by Step Solution
- Step 1: Write the proportion equation
62,415,816.20 : 93,497,753.10 = 35,457,979.40 : x - Step 2: Convert to fraction form
62,415,816.20/93,497,753.10 = 35,457,979.40/x - Step 3: Cross multiply
62,415,816.20x = 93,497,753.10 × 35,457,979.40 - Step 4: Simplify right side
62,415,816.20x = 3,315,241,403,366,086 - Step 5: Solve for x
x = 3,315,241,403,366,086/62,415,816.20 - Step 6: Final answer
x = 53,115,405.76
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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.