Finding the Fourth Proportional to 14,283,064.64, 19,713,490.08 and 8,485,067.52
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Solution
The fourth proportional to 14,283,064.64, 19,713,490.08 and 8,485,067.52 is: 11,711,092.72
Step by Step Solution
- Step 1: Write the proportion equation
14,283,064.64 : 19,713,490.08 = 8,485,067.52 : x - Step 2: Convert to fraction form
14,283,064.64/19,713,490.08 = 8,485,067.52/x - Step 3: Cross multiply
14,283,064.64x = 19,713,490.08 × 8,485,067.52 - Step 4: Simplify right side
14,283,064.64x = 167,270,294,383,650.19 - Step 5: Solve for x
x = 167,270,294,383,650.19/14,283,064.64 - Step 6: Final answer
x = 11,711,092.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.