Finding the Fourth Proportional to 28,517,670.68, 42,706,743.14 and 25,754,177.48
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Solution
The fourth proportional to 28,517,670.68, 42,706,743.14 and 25,754,177.48 is: 38,568,263.68
Step by Step Solution
- Step 1: Write the proportion equation
28,517,670.68 : 42,706,743.14 = 25,754,177.48 : x - Step 2: Convert to fraction form
28,517,670.68/42,706,743.14 = 25,754,177.48/x - Step 3: Cross multiply
28,517,670.68x = 42,706,743.14 × 25,754,177.48 - Step 4: Simplify right side
28,517,670.68x = 1,099,877,042,271,184.25 - Step 5: Solve for x
x = 1,099,877,042,271,184.25/28,517,670.68 - Step 6: Final answer
x = 38,568,263.68
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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.