Finding the Fourth Proportional to 31,201,664.40, 46,746,509.40 and 26,722,688.40
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Solution
The fourth proportional to 31,201,664.40, 46,746,509.40 and 26,722,688.40 is: 40,036,082.32
Step by Step Solution
- Step 1: Write the proportion equation
31,201,664.40 : 46,746,509.40 = 26,722,688.40 : x - Step 2: Convert to fraction form
31,201,664.40/46,746,509.40 = 26,722,688.40/x - Step 3: Cross multiply
31,201,664.40x = 46,746,509.40 × 26,722,688.40 - Step 4: Simplify right side
31,201,664.40x = 1,249,192,404,483,870.75 - Step 5: Solve for x
x = 1,249,192,404,483,870.75/31,201,664.40 - Step 6: Final answer
x = 40,036,082.32
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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.