Finding the Fourth Proportional to 31,664,305.95, 47,527,172.49 and 15,281,119.93
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Solution
The fourth proportional to 31,664,305.95, 47,527,172.49 and 15,281,119.93 is: 22,936,502.19
Step by Step Solution
- Step 1: Write the proportion equation
31,664,305.95 : 47,527,172.49 = 15,281,119.93 : x - Step 2: Convert to fraction form
31,664,305.95/47,527,172.49 = 15,281,119.93/x - Step 3: Cross multiply
31,664,305.95x = 47,527,172.49 × 15,281,119.93 - Step 4: Simplify right side
31,664,305.95x = 726,268,422,870,199.88 - Step 5: Solve for x
x = 726,268,422,870,199.88/31,664,305.95 - Step 6: Final answer
x = 22,936,502.19
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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.