Finding the Fourth Proportional to 8,791,659.84, 13,186,292.64 and 2,314,192.71
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Solution
The fourth proportional to 8,791,659.84, 13,186,292.64 and 2,314,192.71 is: 3,470,973.95
Step by Step Solution
- Step 1: Write the proportion equation
8,791,659.84 : 13,186,292.64 = 2,314,192.71 : x - Step 2: Convert to fraction form
8,791,659.84/13,186,292.64 = 2,314,192.71/x - Step 3: Cross multiply
8,791,659.84x = 13,186,292.64 × 2,314,192.71 - Step 4: Simplify right side
8,791,659.84x = 30,515,622,312,371.19 - Step 5: Solve for x
x = 30,515,622,312,371.19/8,791,659.84 - Step 6: Final answer
x = 3,470,973.95
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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.