Finding the Fourth Proportional to 19,777,949.82, 29,671,525.53 and 6,130,372.14
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Solution
The fourth proportional to 19,777,949.82, 29,671,525.53 and 6,130,372.14 is: 9,196,984.27
Step by Step Solution
- Step 1: Write the proportion equation
19,777,949.82 : 29,671,525.53 = 6,130,372.14 : x - Step 2: Convert to fraction form
19,777,949.82/29,671,525.53 = 6,130,372.14/x - Step 3: Cross multiply
19,777,949.82x = 29,671,525.53 × 6,130,372.14 - Step 4: Simplify right side
19,777,949.82x = 181,897,493,460,410.72 - Step 5: Solve for x
x = 181,897,493,460,410.72/19,777,949.82 - Step 6: Final answer
x = 9,196,984.27
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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.