Finding the Fourth Proportional to 25,922,708.21, 35,774,424.12 and 14,909,460.99
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Solution
The fourth proportional to 25,922,708.21, 35,774,424.12 and 14,909,460.99 is: 20,575,681.23
Step by Step Solution
- Step 1: Write the proportion equation
25,922,708.21 : 35,774,424.12 = 14,909,460.99 : x - Step 2: Convert to fraction form
25,922,708.21/35,774,424.12 = 14,909,460.99/x - Step 3: Cross multiply
25,922,708.21x = 35,774,424.12 × 14,909,460.99 - Step 4: Simplify right side
25,922,708.21x = 533,377,380,856,855.06 - Step 5: Solve for x
x = 533,377,380,856,855.06/25,922,708.21 - Step 6: Final answer
x = 20,575,681.23
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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.