Finding the Fourth Proportional to 5,717,327.74, 7,889,927.70 and 3,139,175.50
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Solution
The fourth proportional to 5,717,327.74, 7,889,927.70 and 3,139,175.50 is: 4,332,070.66
Step by Step Solution
- Step 1: Write the proportion equation
5,717,327.74 : 7,889,927.70 = 3,139,175.50 : x - Step 2: Convert to fraction form
5,717,327.74/7,889,927.70 = 3,139,175.50/x - Step 3: Cross multiply
5,717,327.74x = 7,889,927.70 × 3,139,175.50 - Step 4: Simplify right side
5,717,327.74x = 24,767,867,732,611.35 - Step 5: Solve for x
x = 24,767,867,732,611.35/5,717,327.74 - Step 6: Final answer
x = 4,332,070.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.