Finding the Fourth Proportional to 5,477,437.40, 8,216,903.76 and 2,281,816.23
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Solution
The fourth proportional to 5,477,437.40, 8,216,903.76 and 2,281,816.23 is: 3,423,035.81
Step by Step Solution
- Step 1: Write the proportion equation
5,477,437.40 : 8,216,903.76 = 2,281,816.23 : x - Step 2: Convert to fraction form
5,477,437.40/8,216,903.76 = 2,281,816.23/x - Step 3: Cross multiply
5,477,437.40x = 8,216,903.76 × 2,281,816.23 - Step 4: Simplify right side
5,477,437.40x = 18,749,464,359,916.02 - Step 5: Solve for x
x = 18,749,464,359,916.02/5,477,437.40 - Step 6: Final answer
x = 3,423,035.81
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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.