Finding the Fourth Proportional to 39,243,652.44, 58,866,003.47 and 12,317,308.44
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Solution
The fourth proportional to 39,243,652.44, 58,866,003.47 and 12,317,308.44 is: 18,476,127.38
Step by Step Solution
- Step 1: Write the proportion equation
39,243,652.44 : 58,866,003.47 = 12,317,308.44 : x - Step 2: Convert to fraction form
39,243,652.44/58,866,003.47 = 12,317,308.44/x - Step 3: Cross multiply
39,243,652.44x = 58,866,003.47 × 12,317,308.44 - Step 4: Simplify right side
39,243,652.44x = 725,070,721,308,513.75 - Step 5: Solve for x
x = 725,070,721,308,513.75/39,243,652.44 - Step 6: Final answer
x = 18,476,127.38
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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.