Finding the Fourth Proportional to 13,787,299.93, 20,683,690.14 and 4,686,954.17
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Solution
The fourth proportional to 13,787,299.93, 20,683,690.14 and 4,686,954.17 is: 7,031,362.80
Step by Step Solution
- Step 1: Write the proportion equation
13,787,299.93 : 20,683,690.14 = 4,686,954.17 : x - Step 2: Convert to fraction form
13,787,299.93/20,683,690.14 = 4,686,954.17/x - Step 3: Cross multiply
13,787,299.93x = 20,683,690.14 × 4,686,954.17 - Step 4: Simplify right side
13,787,299.93x = 96,943,507,752,660.89 - Step 5: Solve for x
x = 96,943,507,752,660.89/13,787,299.93 - Step 6: Final answer
x = 7,031,362.80
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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.