Finding the Fourth Proportional to 10,657,619.78, 14,706,626.18 and 6,011,148.74
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Solution
The fourth proportional to 10,657,619.78, 14,706,626.18 and 6,011,148.74 is: 8,294,883.78
Step by Step Solution
- Step 1: Write the proportion equation
10,657,619.78 : 14,706,626.18 = 6,011,148.74 : x - Step 2: Convert to fraction form
10,657,619.78/14,706,626.18 = 6,011,148.74/x - Step 3: Cross multiply
10,657,619.78x = 14,706,626.18 × 6,011,148.74 - Step 4: Simplify right side
10,657,619.78x = 88,403,717,431,558.02 - Step 5: Solve for x
x = 88,403,717,431,558.02/10,657,619.78 - Step 6: Final answer
x = 8,294,883.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.