Finding the Fourth Proportional to 19,591,305.90, 29,387,252.01 and 7,461,439.26
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Solution
The fourth proportional to 19,591,305.90, 29,387,252.01 and 7,461,439.26 is: 11,192,270.54
Step by Step Solution
- Step 1: Write the proportion equation
19,591,305.90 : 29,387,252.01 = 7,461,439.26 : x - Step 2: Convert to fraction form
19,591,305.90/29,387,252.01 = 7,461,439.26/x - Step 3: Cross multiply
19,591,305.90x = 29,387,252.01 × 7,461,439.26 - Step 4: Simplify right side
19,591,305.90x = 219,271,195,890,927.91 - Step 5: Solve for x
x = 219,271,195,890,927.91/19,591,305.90 - Step 6: Final answer
x = 11,192,270.54
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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.