Finding the Fourth Proportional to 47,901,624.68, 66,104,266.38 and 25,875,122.96
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Solution
The fourth proportional to 47,901,624.68, 66,104,266.38 and 25,875,122.96 is: 35,707,682.82
Step by Step Solution
- Step 1: Write the proportion equation
47,901,624.68 : 66,104,266.38 = 25,875,122.96 : x - Step 2: Convert to fraction form
47,901,624.68/66,104,266.38 = 25,875,122.96/x - Step 3: Cross multiply
47,901,624.68x = 66,104,266.38 × 25,875,122.96 - Step 4: Simplify right side
47,901,624.68x = 1,710,456,020,763,094.25 - Step 5: Solve for x
x = 1,710,456,020,763,094.25/47,901,624.68 - Step 6: Final answer
x = 35,707,682.82
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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.