Finding the Fourth Proportional to 25,220,188.26, 37,830,318.84 and 7,024,435.74
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Solution
The fourth proportional to 25,220,188.26, 37,830,318.84 and 7,024,435.74 is: 10,536,663.76
Step by Step Solution
- Step 1: Write the proportion equation
25,220,188.26 : 37,830,318.84 = 7,024,435.74 : x - Step 2: Convert to fraction form
25,220,188.26/37,830,318.84 = 7,024,435.74/x - Step 3: Cross multiply
25,220,188.26x = 37,830,318.84 × 7,024,435.74 - Step 4: Simplify right side
25,220,188.26x = 265,736,643,715,291.38 - Step 5: Solve for x
x = 265,736,643,715,291.38/25,220,188.26 - Step 6: Final answer
x = 10,536,663.76
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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.