Finding the Fourth Proportional to 14,235,811.25, 21,387,782.97 and 9,128,248.02
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Solution
The fourth proportional to 14,235,811.25, 21,387,782.97 and 9,128,248.02 is: 13,714,215.80
Step by Step Solution
- Step 1: Write the proportion equation
14,235,811.25 : 21,387,782.97 = 9,128,248.02 : x - Step 2: Convert to fraction form
14,235,811.25/21,387,782.97 = 9,128,248.02/x - Step 3: Cross multiply
14,235,811.25x = 21,387,782.97 × 9,128,248.02 - Step 4: Simplify right side
14,235,811.25x = 195,232,987,548,092.19 - Step 5: Solve for x
x = 195,232,987,548,092.19/14,235,811.25 - Step 6: Final answer
x = 13,714,215.80
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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.