Finding the Fourth Proportional to 19,905,941.33, 29,863,435.35 and 6,074,137.41
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Solution
The fourth proportional to 19,905,941.33, 29,863,435.35 and 6,074,137.41 is: 9,112,586.38
Step by Step Solution
- Step 1: Write the proportion equation
19,905,941.33 : 29,863,435.35 = 6,074,137.41 : x - Step 2: Convert to fraction form
19,905,941.33/29,863,435.35 = 6,074,137.41/x - Step 3: Cross multiply
19,905,941.33x = 29,863,435.35 × 6,074,137.41 - Step 4: Simplify right side
19,905,941.33x = 181,394,609,850,551.47 - Step 5: Solve for x
x = 181,394,609,850,551.47/19,905,941.33 - Step 6: Final answer
x = 9,112,586.38
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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.