Finding the Fourth Proportional to 64,772,474.20, 97,123,281.90 and 26,390,624.20
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Solution
The fourth proportional to 64,772,474.20, 97,123,281.90 and 26,390,624.20 is: 39,571,501.09
Step by Step Solution
- Step 1: Write the proportion equation
64,772,474.20 : 97,123,281.90 = 26,390,624.20 : x - Step 2: Convert to fraction form
64,772,474.20/97,123,281.90 = 26,390,624.20/x - Step 3: Cross multiply
64,772,474.20x = 97,123,281.90 × 26,390,624.20 - Step 4: Simplify right side
64,772,474.20x = 2,563,144,033,693,562 - Step 5: Solve for x
x = 2,563,144,033,693,562/64,772,474.20 - Step 6: Final answer
x = 39,571,501.09
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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.