Finding the Fourth Proportional to 26,986,954.26, 40,480,398.57 and 8,791,119.72
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Solution
The fourth proportional to 26,986,954.26, 40,480,398.57 and 8,791,119.72 is: 13,186,668.89
Step by Step Solution
- Step 1: Write the proportion equation
26,986,954.26 : 40,480,398.57 = 8,791,119.72 : x - Step 2: Convert to fraction form
26,986,954.26/40,480,398.57 = 8,791,119.72/x - Step 3: Cross multiply
26,986,954.26x = 40,480,398.57 × 8,791,119.72 - Step 4: Simplify right side
26,986,954.26x = 355,868,030,142,186.81 - Step 5: Solve for x
x = 355,868,030,142,186.81/26,986,954.26 - Step 6: Final answer
x = 13,186,668.89
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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.