Finding the Fourth Proportional to 19,750,742.52, 27,256,064.52 and 11,049,060.48
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Solution
The fourth proportional to 19,750,742.52, 27,256,064.52 and 11,049,060.48 is: 15,247,725.75
Step by Step Solution
- Step 1: Write the proportion equation
19,750,742.52 : 27,256,064.52 = 11,049,060.48 : x - Step 2: Convert to fraction form
19,750,742.52/27,256,064.52 = 11,049,060.48/x - Step 3: Cross multiply
19,750,742.52x = 27,256,064.52 × 11,049,060.48 - Step 4: Simplify right side
19,750,742.52x = 301,153,905,328,262.19 - Step 5: Solve for x
x = 301,153,905,328,262.19/19,750,742.52 - Step 6: Final answer
x = 15,247,725.75
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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.