Finding the Fourth Proportional to 19,652,887.44, 29,479,330.44 and 7,677,225.36
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Solution
The fourth proportional to 19,652,887.44, 29,479,330.44 and 7,677,225.36 is: 11,515,837.76
Step by Step Solution
- Step 1: Write the proportion equation
19,652,887.44 : 29,479,330.44 = 7,677,225.36 : x - Step 2: Convert to fraction form
19,652,887.44/29,479,330.44 = 7,677,225.36/x - Step 3: Cross multiply
19,652,887.44x = 29,479,330.44 × 7,677,225.36 - Step 4: Simplify right side
19,652,887.44x = 226,319,463,249,787.97 - Step 5: Solve for x
x = 226,319,463,249,787.97/19,652,887.44 - Step 6: Final answer
x = 11,515,837.76
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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.