Finding the Fourth Proportional to 26,986,897.68, 40,480,313.68 and 8,791,063.14
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Solution
The fourth proportional to 26,986,897.68, 40,480,313.68 and 8,791,063.14 is: 13,186,584.02
Step by Step Solution
- Step 1: Write the proportion equation
26,986,897.68 : 40,480,313.68 = 8,791,063.14 : x - Step 2: Convert to fraction form
26,986,897.68/40,480,313.68 = 8,791,063.14/x - Step 3: Cross multiply
26,986,897.68x = 40,480,313.68 × 8,791,063.14 - Step 4: Simplify right side
26,986,897.68x = 355,864,993,675,396.25 - Step 5: Solve for x
x = 355,864,993,675,396.25/26,986,897.68 - Step 6: Final answer
x = 13,186,584.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.