Finding the Fourth Proportional to 7,411,304.28, 11,117,853.08 and 2,618,012.64
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Solution
The fourth proportional to 7,411,304.28, 11,117,853.08 and 2,618,012.64 is: 3,927,335.70
Step by Step Solution
- Step 1: Write the proportion equation
7,411,304.28 : 11,117,853.08 = 2,618,012.64 : x - Step 2: Convert to fraction form
7,411,304.28/11,117,853.08 = 2,618,012.64/x - Step 3: Cross multiply
7,411,304.28x = 11,117,853.08 × 2,618,012.64 - Step 4: Simplify right side
7,411,304.28x = 29,106,679,893,102.93 - Step 5: Solve for x
x = 29,106,679,893,102.93/7,411,304.28 - Step 6: Final answer
x = 3,927,335.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.