Finding the Fourth Proportional to 7,634,973.36, 11,427,535.68 and 5,612,682
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Solution
The fourth proportional to 7,634,973.36, 11,427,535.68 and 5,612,682 is: 8,400,700.41
Step by Step Solution
- Step 1: Write the proportion equation
7,634,973.36 : 11,427,535.68 = 5,612,682 : x - Step 2: Convert to fraction form
7,634,973.36/11,427,535.68 = 5,612,682/x - Step 3: Cross multiply
7,634,973.36x = 11,427,535.68 × 5,612,682 - Step 4: Simplify right side
7,634,973.36x = 64,139,123,815,493.76 - Step 5: Solve for x
x = 64,139,123,815,493.76/7,634,973.36 - Step 6: Final answer
x = 8,400,700.41
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1.5x scale
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.